Home / 57,443,216.20-86,206,814.70-40,437,104.20

Finding the Fourth Proportional to 57,443,216.20, 86,206,814.70 and 40,437,104.20

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Solution

The fourth proportional to 57,443,216.20, 86,206,814.70 and 40,437,104.20 is: 60,685,215.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,443,216.20 : 86,206,814.70 = 40,437,104.20 : x
  2. Step 2: Convert to fraction form
    57,443,216.20/86,206,814.70 = 40,437,104.20/x
  3. Step 3: Cross multiply
    57,443,216.20x = 86,206,814.70 × 40,437,104.20
  4. Step 4: Simplify right side
    57,443,216.20x = 3,485,953,948,773,992
  5. Step 5: Solve for x
    x = 3,485,953,948,773,992/57,443,216.20
  6. Step 6: Final answer
    x = 60,685,215.41

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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.