Home / 67,155,060.60-100,732,590.90-52,542,401.40

Finding the Fourth Proportional to 67,155,060.60, 100,732,590.90 and 52,542,401.40

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Solution

The fourth proportional to 67,155,060.60, 100,732,590.90 and 52,542,401.40 is: 78,813,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,155,060.60 : 100,732,590.90 = 52,542,401.40 : x
  2. Step 2: Convert to fraction form
    67,155,060.60/100,732,590.90 = 52,542,401.40/x
  3. Step 3: Cross multiply
    67,155,060.60x = 100,732,590.90 × 52,542,401.40
  4. Step 4: Simplify right side
    67,155,060.60x = 5,292,732,225,129,787
  5. Step 5: Solve for x
    x = 5,292,732,225,129,787/67,155,060.60
  6. Step 6: Final answer
    x = 78,813,602.10

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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.