Home / 484,015,315.20-725,156,920.80-294,376,171.20

Finding the Fourth Proportional to 484,015,315.20, 725,156,920.80 and 294,376,171.20

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Solution

The fourth proportional to 484,015,315.20, 725,156,920.80 and 294,376,171.20 is: 441,037,527.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,015,315.20 : 725,156,920.80 = 294,376,171.20 : x
  2. Step 2: Convert to fraction form
    484,015,315.20/725,156,920.80 = 294,376,171.20/x
  3. Step 3: Cross multiply
    484,015,315.20x = 725,156,920.80 × 294,376,171.20
  4. Step 4: Simplify right side
    484,015,315.20x = 213,468,917,864,285,632
  5. Step 5: Solve for x
    x = 213,468,917,864,285,632/484,015,315.20
  6. Step 6: Final answer
    x = 441,037,527.45

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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.