Home / 763,973,227.98-1,145,958,411.24-239,382,489.24

Finding the Fourth Proportional to 763,973,227.98, 1,145,958,411.24 and 239,382,489.24

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Solution

The fourth proportional to 763,973,227.98, 1,145,958,411.24 and 239,382,489.24 is: 359,073,285.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,973,227.98 : 1,145,958,411.24 = 239,382,489.24 : x
  2. Step 2: Convert to fraction form
    763,973,227.98/1,145,958,411.24 = 239,382,489.24/x
  3. Step 3: Cross multiply
    763,973,227.98x = 1,145,958,411.24 × 239,382,489.24
  4. Step 4: Simplify right side
    763,973,227.98x = 274,322,377,048,146,816
  5. Step 5: Solve for x
    x = 274,322,377,048,146,816/763,973,227.98
  6. Step 6: Final answer
    x = 359,073,285.56

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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.