Home / 99,013,517.01-148,520,071.39-55,863,132.21

Finding the Fourth Proportional to 99,013,517.01, 148,520,071.39 and 55,863,132.21

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Solution

The fourth proportional to 99,013,517.01, 148,520,071.39 and 55,863,132.21 is: 83,794,583.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,013,517.01 : 148,520,071.39 = 55,863,132.21 : x
  2. Step 2: Convert to fraction form
    99,013,517.01/148,520,071.39 = 55,863,132.21/x
  3. Step 3: Cross multiply
    99,013,517.01x = 148,520,071.39 × 55,863,132.21
  4. Step 4: Simplify right side
    99,013,517.01x = 8,296,796,383,898,208
  5. Step 5: Solve for x
    x = 8,296,796,383,898,208/99,013,517.01
  6. Step 6: Final answer
    x = 83,794,583.15

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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.