Home / 123,524,882.80-185,332,252.20-42,754,015.60

Finding the Fourth Proportional to 123,524,882.80, 185,332,252.20 and 42,754,015.60

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Solution

The fourth proportional to 123,524,882.80, 185,332,252.20 and 42,754,015.60 is: 64,146,573.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,524,882.80 : 185,332,252.20 = 42,754,015.60 : x
  2. Step 2: Convert to fraction form
    123,524,882.80/185,332,252.20 = 42,754,015.60/x
  3. Step 3: Cross multiply
    123,524,882.80x = 185,332,252.20 × 42,754,015.60
  4. Step 4: Simplify right side
    123,524,882.80x = 7,923,698,001,741,934
  5. Step 5: Solve for x
    x = 7,923,698,001,741,934/123,524,882.80
  6. Step 6: Final answer
    x = 64,146,573.73

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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.