Home / 484,416,940.92-669,369,824.10-344,945,565.96

Finding the Fourth Proportional to 484,416,940.92, 669,369,824.10 and 344,945,565.96

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Solution

The fourth proportional to 484,416,940.92, 669,369,824.10 and 344,945,565.96 is: 476,647,559.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,416,940.92 : 669,369,824.10 = 344,945,565.96 : x
  2. Step 2: Convert to fraction form
    484,416,940.92/669,369,824.10 = 344,945,565.96/x
  3. Step 3: Cross multiply
    484,416,940.92x = 669,369,824.10 × 344,945,565.96
  4. Step 4: Simplify right side
    484,416,940.92x = 230,896,152,810,720,128
  5. Step 5: Solve for x
    x = 230,896,152,810,720,128/484,416,940.92
  6. Step 6: Final answer
    x = 476,647,559.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.