Home / 124,911,132.87-187,233,839.04-47,155,003.71

Finding the Fourth Proportional to 124,911,132.87, 187,233,839.04 and 47,155,003.71

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Solution

The fourth proportional to 124,911,132.87, 187,233,839.04 and 47,155,003.71 is: 70,682,349.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,911,132.87 : 187,233,839.04 = 47,155,003.71 : x
  2. Step 2: Convert to fraction form
    124,911,132.87/187,233,839.04 = 47,155,003.71/x
  3. Step 3: Cross multiply
    124,911,132.87x = 187,233,839.04 × 47,155,003.71
  4. Step 4: Simplify right side
    124,911,132.87x = 8,829,012,373,632,573
  5. Step 5: Solve for x
    x = 8,829,012,373,632,573/124,911,132.87
  6. Step 6: Final answer
    x = 70,682,349.69

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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.