Home / 83,324,863.20-124,968,632.40-54,771,391.20

Finding the Fourth Proportional to 83,324,863.20, 124,968,632.40 and 54,771,391.20

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Solution

The fourth proportional to 83,324,863.20, 124,968,632.40 and 54,771,391.20 is: 82,144,819.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,324,863.20 : 124,968,632.40 = 54,771,391.20 : x
  2. Step 2: Convert to fraction form
    83,324,863.20/124,968,632.40 = 54,771,391.20/x
  3. Step 3: Cross multiply
    83,324,863.20x = 124,968,632.40 × 54,771,391.20
  4. Step 4: Simplify right side
    83,324,863.20x = 6,844,705,852,909,396
  5. Step 5: Solve for x
    x = 6,844,705,852,909,396/83,324,863.20
  6. Step 6: Final answer
    x = 82,144,819.57

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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.