Home / 104,088,195.40-156,020,318.70-39,366,992.20

Finding the Fourth Proportional to 104,088,195.40, 156,020,318.70 and 39,366,992.20

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Solution

The fourth proportional to 104,088,195.40, 156,020,318.70 and 39,366,992.20 is: 59,008,138.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,088,195.40 : 156,020,318.70 = 39,366,992.20 : x
  2. Step 2: Convert to fraction form
    104,088,195.40/156,020,318.70 = 39,366,992.20/x
  3. Step 3: Cross multiply
    104,088,195.40x = 156,020,318.70 × 39,366,992.20
  4. Step 4: Simplify right side
    104,088,195.40x = 6,142,050,669,304,414
  5. Step 5: Solve for x
    x = 6,142,050,669,304,414/104,088,195.40
  6. Step 6: Final answer
    x = 59,008,138.68

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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.