Home / 148,691,149.85-223,011,986.63-45,035,710.66

Finding the Fourth Proportional to 148,691,149.85, 223,011,986.63 and 45,035,710.66

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Solution

The fourth proportional to 148,691,149.85, 223,011,986.63 and 45,035,710.66 is: 67,546,073.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,691,149.85 : 223,011,986.63 = 45,035,710.66 : x
  2. Step 2: Convert to fraction form
    148,691,149.85/223,011,986.63 = 45,035,710.66/x
  3. Step 3: Cross multiply
    148,691,149.85x = 223,011,986.63 × 45,035,710.66
  4. Step 4: Simplify right side
    148,691,149.85x = 10,043,503,303,580,468
  5. Step 5: Solve for x
    x = 10,043,503,303,580,468/148,691,149.85
  6. Step 6: Final answer
    x = 67,546,073.28

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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.