Home / 144,699,862.40-217,049,793.60-87,304,234.40

Finding the Fourth Proportional to 144,699,862.40, 217,049,793.60 and 87,304,234.40

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Solution

The fourth proportional to 144,699,862.40, 217,049,793.60 and 87,304,234.40 is: 130,956,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,699,862.40 : 217,049,793.60 = 87,304,234.40 : x
  2. Step 2: Convert to fraction form
    144,699,862.40/217,049,793.60 = 87,304,234.40/x
  3. Step 3: Cross multiply
    144,699,862.40x = 217,049,793.60 × 87,304,234.40
  4. Step 4: Simplify right side
    144,699,862.40x = 18,949,366,056,926,020
  5. Step 5: Solve for x
    x = 18,949,366,056,926,020/144,699,862.40
  6. Step 6: Final answer
    x = 130,956,351.60

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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.