Home / 158,511,179.11-218,747,011.49-88,895,064.91

Finding the Fourth Proportional to 158,511,179.11, 218,747,011.49 and 88,895,064.91

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Solution

The fourth proportional to 158,511,179.11, 218,747,011.49 and 88,895,064.91 is: 122,676,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,511,179.11 : 218,747,011.49 = 88,895,064.91 : x
  2. Step 2: Convert to fraction form
    158,511,179.11/218,747,011.49 = 88,895,064.91/x
  3. Step 3: Cross multiply
    158,511,179.11x = 218,747,011.49 × 88,895,064.91
  4. Step 4: Simplify right side
    158,511,179.11x = 19,445,529,785,272,064
  5. Step 5: Solve for x
    x = 19,445,529,785,272,064/158,511,179.11
  6. Step 6: Final answer
    x = 122,676,078.08

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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.