Home / 119,665,654.32-165,151,724.67-69,440,936.88

Finding the Fourth Proportional to 119,665,654.32, 165,151,724.67 and 69,440,936.88

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Solution

The fourth proportional to 119,665,654.32, 165,151,724.67 and 69,440,936.88 is: 95,836,107.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,665,654.32 : 165,151,724.67 = 69,440,936.88 : x
  2. Step 2: Convert to fraction form
    119,665,654.32/165,151,724.67 = 69,440,936.88/x
  3. Step 3: Cross multiply
    119,665,654.32x = 165,151,724.67 × 69,440,936.88
  4. Step 4: Simplify right side
    119,665,654.32x = 11,468,290,488,432,608
  5. Step 5: Solve for x
    x = 11,468,290,488,432,608/119,665,654.32
  6. Step 6: Final answer
    x = 95,836,107.31

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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.