Home / 109,306,657.09-163,988,730.38-39,283,958.13

Finding the Fourth Proportional to 109,306,657.09, 163,988,730.38 and 39,283,958.13

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Solution

The fourth proportional to 109,306,657.09, 163,988,730.38 and 39,283,958.13 is: 58,936,267.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,306,657.09 : 163,988,730.38 = 39,283,958.13 : x
  2. Step 2: Convert to fraction form
    109,306,657.09/163,988,730.38 = 39,283,958.13/x
  3. Step 3: Cross multiply
    109,306,657.09x = 163,988,730.38 × 39,283,958.13
  4. Step 4: Simplify right side
    109,306,657.09x = 6,442,126,418,039,779
  5. Step 5: Solve for x
    x = 6,442,126,418,039,779/109,306,657.09
  6. Step 6: Final answer
    x = 58,936,267.83

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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.