Home / 747,198,499.62-1,119,825,581.44-304,024,707.54

Finding the Fourth Proportional to 747,198,499.62, 1,119,825,581.44 and 304,024,707.54

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Solution

The fourth proportional to 747,198,499.62, 1,119,825,581.44 and 304,024,707.54 is: 455,641,499.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,198,499.62 : 1,119,825,581.44 = 304,024,707.54 : x
  2. Step 2: Convert to fraction form
    747,198,499.62/1,119,825,581.44 = 304,024,707.54/x
  3. Step 3: Cross multiply
    747,198,499.62x = 1,119,825,581.44 × 304,024,707.54
  4. Step 4: Simplify right side
    747,198,499.62x = 340,454,644,893,106,496
  5. Step 5: Solve for x
    x = 340,454,644,893,106,496/747,198,499.62
  6. Step 6: Final answer
    x = 455,641,499.64

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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.