Home / 207,040,542.80-310,560,814.20-63,414,712.40

Finding the Fourth Proportional to 207,040,542.80, 310,560,814.20 and 63,414,712.40

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Solution

The fourth proportional to 207,040,542.80, 310,560,814.20 and 63,414,712.40 is: 95,122,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,040,542.80 : 310,560,814.20 = 63,414,712.40 : x
  2. Step 2: Convert to fraction form
    207,040,542.80/310,560,814.20 = 63,414,712.40/x
  3. Step 3: Cross multiply
    207,040,542.80x = 310,560,814.20 × 63,414,712.40
  4. Step 4: Simplify right side
    207,040,542.80x = 19,694,124,715,202,836
  5. Step 5: Solve for x
    x = 19,694,124,715,202,836/207,040,542.80
  6. Step 6: Final answer
    x = 95,122,068.60

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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.