Home / 995,521,046.80-1,493,281,570.20-628,189,027.60

Finding the Fourth Proportional to 995,521,046.80, 1,493,281,570.20 and 628,189,027.60

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Solution

The fourth proportional to 995,521,046.80, 1,493,281,570.20 and 628,189,027.60 is: 942,283,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,521,046.80 : 1,493,281,570.20 = 628,189,027.60 : x
  2. Step 2: Convert to fraction form
    995,521,046.80/1,493,281,570.20 = 628,189,027.60/x
  3. Step 3: Cross multiply
    995,521,046.80x = 1,493,281,570.20 × 628,189,027.60
  4. Step 4: Simplify right side
    995,521,046.80x = 938,063,097,516,939,264
  5. Step 5: Solve for x
    x = 938,063,097,516,939,264/995,521,046.80
  6. Step 6: Final answer
    x = 942,283,541.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.