Home / 99,668,723.55-149,503,085.33-61,205,517.15

Finding the Fourth Proportional to 99,668,723.55, 149,503,085.33 and 61,205,517.15

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Solution

The fourth proportional to 99,668,723.55, 149,503,085.33 and 61,205,517.15 is: 91,808,275.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,668,723.55 : 149,503,085.33 = 61,205,517.15 : x
  2. Step 2: Convert to fraction form
    99,668,723.55/149,503,085.33 = 61,205,517.15/x
  3. Step 3: Cross multiply
    99,668,723.55x = 149,503,085.33 × 61,205,517.15
  4. Step 4: Simplify right side
    99,668,723.55x = 9,150,413,652,837,200
  5. Step 5: Solve for x
    x = 9,150,413,652,837,200/99,668,723.55
  6. Step 6: Final answer
    x = 91,808,275.73

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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.