Home / 99,744,549.30-149,364,881.55-65,480,382.90

Finding the Fourth Proportional to 99,744,549.30, 149,364,881.55 and 65,480,382.90

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Solution

The fourth proportional to 99,744,549.30, 149,364,881.55 and 65,480,382.90 is: 98,055,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,744,549.30 : 149,364,881.55 = 65,480,382.90 : x
  2. Step 2: Convert to fraction form
    99,744,549.30/149,364,881.55 = 65,480,382.90/x
  3. Step 3: Cross multiply
    99,744,549.30x = 149,364,881.55 × 65,480,382.90
  4. Step 4: Simplify right side
    99,744,549.30x = 9,780,469,635,707,146
  5. Step 5: Solve for x
    x = 9,780,469,635,707,146/99,744,549.30
  6. Step 6: Final answer
    x = 98,055,179.00

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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.