Home / 215,231,723.10-322,847,584.65-149,226,750.90

Finding the Fourth Proportional to 215,231,723.10, 322,847,584.65 and 149,226,750.90

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Solution

The fourth proportional to 215,231,723.10, 322,847,584.65 and 149,226,750.90 is: 223,840,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,231,723.10 : 322,847,584.65 = 149,226,750.90 : x
  2. Step 2: Convert to fraction form
    215,231,723.10/322,847,584.65 = 149,226,750.90/x
  3. Step 3: Cross multiply
    215,231,723.10x = 322,847,584.65 × 149,226,750.90
  4. Step 4: Simplify right side
    215,231,723.10x = 48,177,496,093,232,216
  5. Step 5: Solve for x
    x = 48,177,496,093,232,216/215,231,723.10
  6. Step 6: Final answer
    x = 223,840,126.35

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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.