Home / 159,755,565.40-220,463,558.94-89,194,365.88

Finding the Fourth Proportional to 159,755,565.40, 220,463,558.94 and 89,194,365.88

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Solution

The fourth proportional to 159,755,565.40, 220,463,558.94 and 89,194,365.88 is: 123,088,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,755,565.40 : 220,463,558.94 = 89,194,365.88 : x
  2. Step 2: Convert to fraction form
    159,755,565.40/220,463,558.94 = 89,194,365.88/x
  3. Step 3: Cross multiply
    159,755,565.40x = 220,463,558.94 × 89,194,365.88
  4. Step 4: Simplify right side
    159,755,565.40x = 19,664,107,339,301,304
  5. Step 5: Solve for x
    x = 19,664,107,339,301,304/159,755,565.40
  6. Step 6: Final answer
    x = 123,088,715.50

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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.