Home / 230,887,173.30-318,620,361.31-125,039,730.79

Finding the Fourth Proportional to 230,887,173.30, 318,620,361.31 and 125,039,730.79

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Solution

The fourth proportional to 230,887,173.30, 318,620,361.31 and 125,039,730.79 is: 172,552,695.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,887,173.30 : 318,620,361.31 = 125,039,730.79 : x
  2. Step 2: Convert to fraction form
    230,887,173.30/318,620,361.31 = 125,039,730.79/x
  3. Step 3: Cross multiply
    230,887,173.30x = 318,620,361.31 × 125,039,730.79
  4. Step 4: Simplify right side
    230,887,173.30x = 39,840,204,202,500,608
  5. Step 5: Solve for x
    x = 39,840,204,202,500,608/230,887,173.30
  6. Step 6: Final answer
    x = 172,552,695.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.