Home / 143,905,593.60-215,795,404.80-57,615,321.60

Finding the Fourth Proportional to 143,905,593.60, 215,795,404.80 and 57,615,321.60

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Solution

The fourth proportional to 143,905,593.60, 215,795,404.80 and 57,615,321.60 is: 86,397,764.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,905,593.60 : 215,795,404.80 = 57,615,321.60 : x
  2. Step 2: Convert to fraction form
    143,905,593.60/215,795,404.80 = 57,615,321.60/x
  3. Step 3: Cross multiply
    143,905,593.60x = 215,795,404.80 × 57,615,321.60
  4. Step 4: Simplify right side
    143,905,593.60x = 12,433,121,647,354,184
  5. Step 5: Solve for x
    x = 12,433,121,647,354,184/143,905,593.60
  6. Step 6: Final answer
    x = 86,397,764.93

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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.