Home / 66,541,242.60-99,811,863.90-58,731,028.20

Finding the Fourth Proportional to 66,541,242.60, 99,811,863.90 and 58,731,028.20

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Solution

The fourth proportional to 66,541,242.60, 99,811,863.90 and 58,731,028.20 is: 88,096,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,541,242.60 : 99,811,863.90 = 58,731,028.20 : x
  2. Step 2: Convert to fraction form
    66,541,242.60/99,811,863.90 = 58,731,028.20/x
  3. Step 3: Cross multiply
    66,541,242.60x = 99,811,863.90 × 58,731,028.20
  4. Step 4: Simplify right side
    66,541,242.60x = 5,862,053,393,405,463
  5. Step 5: Solve for x
    x = 5,862,053,393,405,463/66,541,242.60
  6. Step 6: Final answer
    x = 88,096,542.30

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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.