Home / 172,475,687.20-258,737,150.40-57,448,235.20

Finding the Fourth Proportional to 172,475,687.20, 258,737,150.40 and 57,448,235.20

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Solution

The fourth proportional to 172,475,687.20, 258,737,150.40 and 57,448,235.20 is: 86,180,220.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,475,687.20 : 258,737,150.40 = 57,448,235.20 : x
  2. Step 2: Convert to fraction form
    172,475,687.20/258,737,150.40 = 57,448,235.20/x
  3. Step 3: Cross multiply
    172,475,687.20x = 258,737,150.40 × 57,448,235.20
  4. Step 4: Simplify right side
    172,475,687.20x = 14,863,992,671,156,976
  5. Step 5: Solve for x
    x = 14,863,992,671,156,976/172,475,687.20
  6. Step 6: Final answer
    x = 86,180,220.02

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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.