Home / 496,053,227.16-684,508,959.39-287,223,464.34

Finding the Fourth Proportional to 496,053,227.16, 684,508,959.39 and 287,223,464.34

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Solution

The fourth proportional to 496,053,227.16, 684,508,959.39 and 287,223,464.34 is: 396,342,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,053,227.16 : 684,508,959.39 = 287,223,464.34 : x
  2. Step 2: Convert to fraction form
    496,053,227.16/684,508,959.39 = 287,223,464.34/x
  3. Step 3: Cross multiply
    496,053,227.16x = 684,508,959.39 × 287,223,464.34
  4. Step 4: Simplify right side
    496,053,227.16x = 196,607,034,687,764,160
  5. Step 5: Solve for x
    x = 196,607,034,687,764,160/496,053,227.16
  6. Step 6: Final answer
    x = 396,342,617.94

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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.