Home / 122,491,608.12-183,773,284.16-36,232,311.92

Finding the Fourth Proportional to 122,491,608.12, 183,773,284.16 and 36,232,311.92

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Solution

The fourth proportional to 122,491,608.12, 183,773,284.16 and 36,232,311.92 is: 54,359,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,491,608.12 : 183,773,284.16 = 36,232,311.92 : x
  2. Step 2: Convert to fraction form
    122,491,608.12/183,773,284.16 = 36,232,311.92/x
  3. Step 3: Cross multiply
    122,491,608.12x = 183,773,284.16 × 36,232,311.92
  4. Step 4: Simplify right side
    122,491,608.12x = 6,658,530,954,247,915
  5. Step 5: Solve for x
    x = 6,658,530,954,247,915/122,491,608.12
  6. Step 6: Final answer
    x = 54,359,078.60

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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.