Home / 71,195,699.60-106,804,209.80-25,768,122.92

Finding the Fourth Proportional to 71,195,699.60, 106,804,209.80 and 25,768,122.92

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Solution

The fourth proportional to 71,195,699.60, 106,804,209.80 and 25,768,122.92 is: 38,656,042.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,195,699.60 : 106,804,209.80 = 25,768,122.92 : x
  2. Step 2: Convert to fraction form
    71,195,699.60/106,804,209.80 = 25,768,122.92/x
  3. Step 3: Cross multiply
    71,195,699.60x = 106,804,209.80 × 25,768,122.92
  4. Step 4: Simplify right side
    71,195,699.60x = 2,752,144,006,499,868.50
  5. Step 5: Solve for x
    x = 2,752,144,006,499,868.50/71,195,699.60
  6. Step 6: Final answer
    x = 38,656,042.74

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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.