Home / 165,033,605.40-247,550,408.10-149,728,104.60

Finding the Fourth Proportional to 165,033,605.40, 247,550,408.10 and 149,728,104.60

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Solution

The fourth proportional to 165,033,605.40, 247,550,408.10 and 149,728,104.60 is: 224,592,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,033,605.40 : 247,550,408.10 = 149,728,104.60 : x
  2. Step 2: Convert to fraction form
    165,033,605.40/247,550,408.10 = 149,728,104.60/x
  3. Step 3: Cross multiply
    165,033,605.40x = 247,550,408.10 × 149,728,104.60
  4. Step 4: Simplify right side
    165,033,605.40x = 37,065,253,397,769,488
  5. Step 5: Solve for x
    x = 37,065,253,397,769,488/165,033,605.40
  6. Step 6: Final answer
    x = 224,592,156.90

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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.