Home / 172,045,287.40-258,067,931.10-44,394,471.40

Finding the Fourth Proportional to 172,045,287.40, 258,067,931.10 and 44,394,471.40

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Solution

The fourth proportional to 172,045,287.40, 258,067,931.10 and 44,394,471.40 is: 66,591,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,045,287.40 : 258,067,931.10 = 44,394,471.40 : x
  2. Step 2: Convert to fraction form
    172,045,287.40/258,067,931.10 = 44,394,471.40/x
  3. Step 3: Cross multiply
    172,045,287.40x = 258,067,931.10 × 44,394,471.40
  4. Step 4: Simplify right side
    172,045,287.40x = 11,456,789,386,476,120
  5. Step 5: Solve for x
    x = 11,456,789,386,476,120/172,045,287.40
  6. Step 6: Final answer
    x = 66,591,707.10

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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.