Home / 416,993,197.55-625,526,149.12-136,790,099.64

Finding the Fourth Proportional to 416,993,197.55, 625,526,149.12 and 136,790,099.64

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Solution

The fourth proportional to 416,993,197.55, 625,526,149.12 and 136,790,099.64 is: 205,197,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,993,197.55 : 625,526,149.12 = 136,790,099.64 : x
  2. Step 2: Convert to fraction form
    416,993,197.55/625,526,149.12 = 136,790,099.64/x
  3. Step 3: Cross multiply
    416,993,197.55x = 625,526,149.12 × 136,790,099.64
  4. Step 4: Simplify right side
    416,993,197.55x = 85,565,784,265,208,304
  5. Step 5: Solve for x
    x = 85,565,784,265,208,304/416,993,197.55
  6. Step 6: Final answer
    x = 205,197,074.60

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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.