Home / 123,723,301.77-185,608,851.11-47,040,367.68

Finding the Fourth Proportional to 123,723,301.77, 185,608,851.11 and 47,040,367.68

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Solution

The fourth proportional to 123,723,301.77, 185,608,851.11 and 47,040,367.68 is: 70,569,637.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,723,301.77 : 185,608,851.11 = 47,040,367.68 : x
  2. Step 2: Convert to fraction form
    123,723,301.77/185,608,851.11 = 47,040,367.68/x
  3. Step 3: Cross multiply
    123,723,301.77x = 185,608,851.11 × 47,040,367.68
  4. Step 4: Simplify right side
    123,723,301.77x = 8,731,108,600,876,777
  5. Step 5: Solve for x
    x = 8,731,108,600,876,777/123,723,301.77
  6. Step 6: Final answer
    x = 70,569,637.86

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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.