Home / 83,988,150.40-125,982,225.60-35,449,872.40

Finding the Fourth Proportional to 83,988,150.40, 125,982,225.60 and 35,449,872.40

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Solution

The fourth proportional to 83,988,150.40, 125,982,225.60 and 35,449,872.40 is: 53,174,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,988,150.40 : 125,982,225.60 = 35,449,872.40 : x
  2. Step 2: Convert to fraction form
    83,988,150.40/125,982,225.60 = 35,449,872.40/x
  3. Step 3: Cross multiply
    83,988,150.40x = 125,982,225.60 × 35,449,872.40
  4. Step 4: Simplify right side
    83,988,150.40x = 4,466,053,822,188,013
  5. Step 5: Solve for x
    x = 4,466,053,822,188,013/83,988,150.40
  6. Step 6: Final answer
    x = 53,174,808.60

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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.