Home / 117,739,458.43-176,635,767.89-38,955,779.17

Finding the Fourth Proportional to 117,739,458.43, 176,635,767.89 and 38,955,779.17

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Solution

The fourth proportional to 117,739,458.43, 176,635,767.89 and 38,955,779.17 is: 58,442,463.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,739,458.43 : 176,635,767.89 = 38,955,779.17 : x
  2. Step 2: Convert to fraction form
    117,739,458.43/176,635,767.89 = 38,955,779.17/x
  3. Step 3: Cross multiply
    117,739,458.43x = 176,635,767.89 × 38,955,779.17
  4. Step 4: Simplify right side
    117,739,458.43x = 6,880,983,967,251,438
  5. Step 5: Solve for x
    x = 6,880,983,967,251,438/117,739,458.43
  6. Step 6: Final answer
    x = 58,442,463.21

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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.