Home / 394,488,049.10-591,732,073.65-164,622,101.90

Finding the Fourth Proportional to 394,488,049.10, 591,732,073.65 and 164,622,101.90

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Solution

The fourth proportional to 394,488,049.10, 591,732,073.65 and 164,622,101.90 is: 246,933,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,488,049.10 : 591,732,073.65 = 164,622,101.90 : x
  2. Step 2: Convert to fraction form
    394,488,049.10/591,732,073.65 = 164,622,101.90/x
  3. Step 3: Cross multiply
    394,488,049.10x = 591,732,073.65 × 164,622,101.90
  4. Step 4: Simplify right side
    394,488,049.10x = 97,412,177,725,908,608
  5. Step 5: Solve for x
    x = 97,412,177,725,908,608/394,488,049.10
  6. Step 6: Final answer
    x = 246,933,152.85

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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.