Home / 148,907,109.60-223,542,622.80-84,255,890.40

Finding the Fourth Proportional to 148,907,109.60, 223,542,622.80 and 84,255,890.40

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Solution

The fourth proportional to 148,907,109.60, 223,542,622.80 and 84,255,890.40 is: 126,486,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,907,109.60 : 223,542,622.80 = 84,255,890.40 : x
  2. Step 2: Convert to fraction form
    148,907,109.60/223,542,622.80 = 84,255,890.40/x
  3. Step 3: Cross multiply
    148,907,109.60x = 223,542,622.80 × 84,255,890.40
  4. Step 4: Simplify right side
    148,907,109.60x = 18,834,782,726,365,344
  5. Step 5: Solve for x
    x = 18,834,782,726,365,344/148,907,109.60
  6. Step 6: Final answer
    x = 126,486,792.85

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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.