Home / 174,045,861.12-261,098,534.88-71,753,980.80

Finding the Fourth Proportional to 174,045,861.12, 261,098,534.88 and 71,753,980.80

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Solution

The fourth proportional to 174,045,861.12, 261,098,534.88 and 71,753,980.80 is: 107,643,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,045,861.12 : 261,098,534.88 = 71,753,980.80 : x
  2. Step 2: Convert to fraction form
    174,045,861.12/261,098,534.88 = 71,753,980.80/x
  3. Step 3: Cross multiply
    174,045,861.12x = 261,098,534.88 × 71,753,980.80
  4. Step 4: Simplify right side
    174,045,861.12x = 18,734,859,258,687,648
  5. Step 5: Solve for x
    x = 18,734,859,258,687,648/174,045,861.12
  6. Step 6: Final answer
    x = 107,643,233.45

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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.