Home / 61,063,722.60-91,744,883.10-45,947,178.60

Finding the Fourth Proportional to 61,063,722.60, 91,744,883.10 and 45,947,178.60

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Solution

The fourth proportional to 61,063,722.60, 91,744,883.10 and 45,947,178.60 is: 69,033,107.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,063,722.60 : 91,744,883.10 = 45,947,178.60 : x
  2. Step 2: Convert to fraction form
    61,063,722.60/91,744,883.10 = 45,947,178.60/x
  3. Step 3: Cross multiply
    61,063,722.60x = 91,744,883.10 × 45,947,178.60
  4. Step 4: Simplify right side
    61,063,722.60x = 4,215,418,529,431,821.50
  5. Step 5: Solve for x
    x = 4,215,418,529,431,821.50/61,063,722.60
  6. Step 6: Final answer
    x = 69,033,107.55

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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.