Home / 307,180,129.86-461,098,085.22-132,389,424.90

Finding the Fourth Proportional to 307,180,129.86, 461,098,085.22 and 132,389,424.90

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Solution

The fourth proportional to 307,180,129.86, 461,098,085.22 and 132,389,424.90 is: 198,725,452.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,180,129.86 : 461,098,085.22 = 132,389,424.90 : x
  2. Step 2: Convert to fraction form
    307,180,129.86/461,098,085.22 = 132,389,424.90/x
  3. Step 3: Cross multiply
    307,180,129.86x = 461,098,085.22 × 132,389,424.90
  4. Step 4: Simplify right side
    307,180,129.86x = 61,044,510,324,767,000
  5. Step 5: Solve for x
    x = 61,044,510,324,767,000/307,180,129.86
  6. Step 6: Final answer
    x = 198,725,452.56

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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.