Home / 129,750,809.55-194,626,214.33-38,874,398.55

Finding the Fourth Proportional to 129,750,809.55, 194,626,214.33 and 38,874,398.55

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Solution

The fourth proportional to 129,750,809.55, 194,626,214.33 and 38,874,398.55 is: 58,311,597.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,750,809.55 : 194,626,214.33 = 38,874,398.55 : x
  2. Step 2: Convert to fraction form
    129,750,809.55/194,626,214.33 = 38,874,398.55/x
  3. Step 3: Cross multiply
    129,750,809.55x = 194,626,214.33 × 38,874,398.55
  4. Step 4: Simplify right side
    129,750,809.55x = 7,565,977,023,947,768
  5. Step 5: Solve for x
    x = 7,565,977,023,947,768/129,750,809.55
  6. Step 6: Final answer
    x = 58,311,597.83

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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.