Home / 995,266,217.25-1,373,467,970.70-555,233,069.25

Finding the Fourth Proportional to 995,266,217.25, 1,373,467,970.70 and 555,233,069.25

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Solution

The fourth proportional to 995,266,217.25, 1,373,467,970.70 and 555,233,069.25 is: 766,221,965.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,266,217.25 : 1,373,467,970.70 = 555,233,069.25 : x
  2. Step 2: Convert to fraction form
    995,266,217.25/1,373,467,970.70 = 555,233,069.25/x
  3. Step 3: Cross multiply
    995,266,217.25x = 1,373,467,970.70 × 555,233,069.25
  4. Step 4: Simplify right side
    995,266,217.25x = 762,594,836,888,330,112
  5. Step 5: Solve for x
    x = 762,594,836,888,330,112/995,266,217.25
  6. Step 6: Final answer
    x = 766,221,965.21

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Double scale
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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.