Home / 747,198,503.62-1,119,825,587.44-304,024,711.54

Finding the Fourth Proportional to 747,198,503.62, 1,119,825,587.44 and 304,024,711.54

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Solution

The fourth proportional to 747,198,503.62, 1,119,825,587.44 and 304,024,711.54 is: 455,641,505.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,198,503.62 : 1,119,825,587.44 = 304,024,711.54 : x
  2. Step 2: Convert to fraction form
    747,198,503.62/1,119,825,587.44 = 304,024,711.54/x
  3. Step 3: Cross multiply
    747,198,503.62x = 1,119,825,587.44 × 304,024,711.54
  4. Step 4: Simplify right side
    747,198,503.62x = 340,454,651,196,557,120
  5. Step 5: Solve for x
    x = 340,454,651,196,557,120/747,198,503.62
  6. Step 6: Final answer
    x = 455,641,505.63

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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.