Home / 67,613,962.20-101,420,943.30-64,310,947.80

Finding the Fourth Proportional to 67,613,962.20, 101,420,943.30 and 64,310,947.80

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Solution

The fourth proportional to 67,613,962.20, 101,420,943.30 and 64,310,947.80 is: 96,466,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,613,962.20 : 101,420,943.30 = 64,310,947.80 : x
  2. Step 2: Convert to fraction form
    67,613,962.20/101,420,943.30 = 64,310,947.80/x
  3. Step 3: Cross multiply
    67,613,962.20x = 101,420,943.30 × 64,310,947.80
  4. Step 4: Simplify right side
    67,613,962.20x = 6,522,476,990,393,059
  5. Step 5: Solve for x
    x = 6,522,476,990,393,059/67,613,962.20
  6. Step 6: Final answer
    x = 96,466,421.70

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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.