Home / 85,536,002.80-128,304,004.20-24,951,728.80

Finding the Fourth Proportional to 85,536,002.80, 128,304,004.20 and 24,951,728.80

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Solution

The fourth proportional to 85,536,002.80, 128,304,004.20 and 24,951,728.80 is: 37,427,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,536,002.80 : 128,304,004.20 = 24,951,728.80 : x
  2. Step 2: Convert to fraction form
    85,536,002.80/128,304,004.20 = 24,951,728.80/x
  3. Step 3: Cross multiply
    85,536,002.80x = 128,304,004.20 × 24,951,728.80
  4. Step 4: Simplify right side
    85,536,002.80x = 3,201,406,716,752,461
  5. Step 5: Solve for x
    x = 3,201,406,716,752,461/85,536,002.80
  6. Step 6: Final answer
    x = 37,427,593.20

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Similar ratio
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1.5x scale

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.