Home / 995,266,220.25-1,373,467,974.84-555,233,072.25

Finding the Fourth Proportional to 995,266,220.25, 1,373,467,974.84 and 555,233,072.25

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Solution

The fourth proportional to 995,266,220.25, 1,373,467,974.84 and 555,233,072.25 is: 766,221,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,266,220.25 : 1,373,467,974.84 = 555,233,072.25 : x
  2. Step 2: Convert to fraction form
    995,266,220.25/1,373,467,974.84 = 555,233,072.25/x
  3. Step 3: Cross multiply
    995,266,220.25x = 1,373,467,974.84 × 555,233,072.25
  4. Step 4: Simplify right side
    995,266,220.25x = 762,594,843,307,398,912
  5. Step 5: Solve for x
    x = 762,594,843,307,398,912/995,266,220.25
  6. Step 6: Final answer
    x = 766,221,969.35

Related Problems

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Half scale
Find fourth proportional to 1,990,532,440.50, 2,746,935,949.68 and 1,110,466,144.50
Double scale
Find fourth proportional to 995,266,221.25, 1,373,467,976.22 and 555,233,073.25
Similar ratio
Find fourth proportional to 1,492,899,330.38, 2,060,201,962.26 and 832,849,608.38
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.