Home / 165,711,712.82-248,639,248.15-88,945,060.37

Finding the Fourth Proportional to 165,711,712.82, 248,639,248.15 and 88,945,060.37

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Solution

The fourth proportional to 165,711,712.82, 248,639,248.15 and 88,945,060.37 is: 133,456,063.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,711,712.82 : 248,639,248.15 = 88,945,060.37 : x
  2. Step 2: Convert to fraction form
    165,711,712.82/248,639,248.15 = 88,945,060.37/x
  3. Step 3: Cross multiply
    165,711,712.82x = 248,639,248.15 × 88,945,060.37
  4. Step 4: Simplify right side
    165,711,712.82x = 22,115,232,935,587,600
  5. Step 5: Solve for x
    x = 22,115,232,935,587,600/165,711,712.82
  6. Step 6: Final answer
    x = 133,456,063.91

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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.