Home / 67,259,723.40-100,889,585.10-61,520,160.60

Finding the Fourth Proportional to 67,259,723.40, 100,889,585.10 and 61,520,160.60

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Solution

The fourth proportional to 67,259,723.40, 100,889,585.10 and 61,520,160.60 is: 92,280,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,259,723.40 : 100,889,585.10 = 61,520,160.60 : x
  2. Step 2: Convert to fraction form
    67,259,723.40/100,889,585.10 = 61,520,160.60/x
  3. Step 3: Cross multiply
    67,259,723.40x = 100,889,585.10 × 61,520,160.60
  4. Step 4: Simplify right side
    67,259,723.40x = 6,206,743,478,219,367
  5. Step 5: Solve for x
    x = 6,206,743,478,219,367/67,259,723.40
  6. Step 6: Final answer
    x = 92,280,240.90

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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.