Home / 83,333,390.70-125,000,100.45-34,784,760.30

Finding the Fourth Proportional to 83,333,390.70, 125,000,100.45 and 34,784,760.30

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Solution

The fourth proportional to 83,333,390.70, 125,000,100.45 and 34,784,760.30 is: 52,177,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,333,390.70 : 125,000,100.45 = 34,784,760.30 : x
  2. Step 2: Convert to fraction form
    83,333,390.70/125,000,100.45 = 34,784,760.30/x
  3. Step 3: Cross multiply
    83,333,390.70x = 125,000,100.45 × 34,784,760.30
  4. Step 4: Simplify right side
    83,333,390.70x = 4,348,098,531,629,172
  5. Step 5: Solve for x
    x = 4,348,098,531,629,172/83,333,390.70
  6. Step 6: Final answer
    x = 52,177,146.46

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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.