Home / 333,976,899.56-498,253,568.29-315,897,275.12

Finding the Fourth Proportional to 333,976,899.56, 498,253,568.29 and 315,897,275.12

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Solution

The fourth proportional to 333,976,899.56, 498,253,568.29 and 315,897,275.12 is: 471,280,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,976,899.56 : 498,253,568.29 = 315,897,275.12 : x
  2. Step 2: Convert to fraction form
    333,976,899.56/498,253,568.29 = 315,897,275.12/x
  3. Step 3: Cross multiply
    333,976,899.56x = 498,253,568.29 × 315,897,275.12
  4. Step 4: Simplify right side
    333,976,899.56x = 157,396,944,541,627,840
  5. Step 5: Solve for x
    x = 157,396,944,541,627,840/333,976,899.56
  6. Step 6: Final answer
    x = 471,280,932.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.