Home / 106,827,609.80-160,241,414.70-99,661,248.20

Finding the Fourth Proportional to 106,827,609.80, 160,241,414.70 and 99,661,248.20

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Solution

The fourth proportional to 106,827,609.80, 160,241,414.70 and 99,661,248.20 is: 149,491,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,827,609.80 : 160,241,414.70 = 99,661,248.20 : x
  2. Step 2: Convert to fraction form
    106,827,609.80/160,241,414.70 = 99,661,248.20/x
  3. Step 3: Cross multiply
    106,827,609.80x = 160,241,414.70 × 99,661,248.20
  4. Step 4: Simplify right side
    106,827,609.80x = 15,969,859,402,335,828
  5. Step 5: Solve for x
    x = 15,969,859,402,335,828/106,827,609.80
  6. Step 6: Final answer
    x = 149,491,872.30

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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.