Home / 412,652,349.32-570,277,292.85-338,195,472.32

Finding the Fourth Proportional to 412,652,349.32, 570,277,292.85 and 338,195,472.32

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Solution

The fourth proportional to 412,652,349.32, 570,277,292.85 and 338,195,472.32 is: 467,379,378.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,652,349.32 : 570,277,292.85 = 338,195,472.32 : x
  2. Step 2: Convert to fraction form
    412,652,349.32/570,277,292.85 = 338,195,472.32/x
  3. Step 3: Cross multiply
    412,652,349.32x = 570,277,292.85 × 338,195,472.32
  4. Step 4: Simplify right side
    412,652,349.32x = 192,865,198,408,776,704
  5. Step 5: Solve for x
    x = 192,865,198,408,776,704/412,652,349.32
  6. Step 6: Final answer
    x = 467,379,378.13

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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.