Home / 157,227,475.86-216,974,777.49-91,187,118

Finding the Fourth Proportional to 157,227,475.86, 216,974,777.49 and 91,187,118

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Solution

The fourth proportional to 157,227,475.86, 216,974,777.49 and 91,187,118 is: 125,838,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,227,475.86 : 216,974,777.49 = 91,187,118 : x
  2. Step 2: Convert to fraction form
    157,227,475.86/216,974,777.49 = 91,187,118/x
  3. Step 3: Cross multiply
    157,227,475.86x = 216,974,777.49 × 91,187,118
  4. Step 4: Simplify right side
    157,227,475.86x = 19,785,304,638,004,376
  5. Step 5: Solve for x
    x = 19,785,304,638,004,376/157,227,475.86
  6. Step 6: Final answer
    x = 125,838,722.08

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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.