Home / 394,488,045.60-591,732,068.40-164,622,098.40

Finding the Fourth Proportional to 394,488,045.60, 591,732,068.40 and 164,622,098.40

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Solution

The fourth proportional to 394,488,045.60, 591,732,068.40 and 164,622,098.40 is: 246,933,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,488,045.60 : 591,732,068.40 = 164,622,098.40 : x
  2. Step 2: Convert to fraction form
    394,488,045.60/591,732,068.40 = 164,622,098.40/x
  3. Step 3: Cross multiply
    394,488,045.60x = 591,732,068.40 × 164,622,098.40
  4. Step 4: Simplify right side
    394,488,045.60x = 97,412,174,790,580,336
  5. Step 5: Solve for x
    x = 97,412,174,790,580,336/394,488,045.60
  6. Step 6: Final answer
    x = 246,933,147.60

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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.