Home / 87,166,199.28-120,284,632.44-48,000,318.96

Finding the Fourth Proportional to 87,166,199.28, 120,284,632.44 and 48,000,318.96

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Solution

The fourth proportional to 87,166,199.28, 120,284,632.44 and 48,000,318.96 is: 66,237,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,166,199.28 : 120,284,632.44 = 48,000,318.96 : x
  2. Step 2: Convert to fraction form
    87,166,199.28/120,284,632.44 = 48,000,318.96/x
  3. Step 3: Cross multiply
    87,166,199.28x = 120,284,632.44 × 48,000,318.96
  4. Step 4: Simplify right side
    87,166,199.28x = 5,773,700,723,106,363
  5. Step 5: Solve for x
    x = 5,773,700,723,106,363/87,166,199.28
  6. Step 6: Final answer
    x = 66,237,839.56

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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.