Home / 136,737,584.48-188,667,701.28-80,955,306.32

Finding the Fourth Proportional to 136,737,584.48, 188,667,701.28 and 80,955,306.32

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Solution

The fourth proportional to 136,737,584.48, 188,667,701.28 and 80,955,306.32 is: 111,700,463.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,737,584.48 : 188,667,701.28 = 80,955,306.32 : x
  2. Step 2: Convert to fraction form
    136,737,584.48/188,667,701.28 = 80,955,306.32/x
  3. Step 3: Cross multiply
    136,737,584.48x = 188,667,701.28 × 80,955,306.32
  4. Step 4: Simplify right side
    136,737,584.48x = 15,273,651,549,812,654
  5. Step 5: Solve for x
    x = 15,273,651,549,812,654/136,737,584.48
  6. Step 6: Final answer
    x = 111,700,463.39

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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.