Home / 172,188,062.19-258,283,026.41-51,020,563.95

Finding the Fourth Proportional to 172,188,062.19, 258,283,026.41 and 51,020,563.95

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Solution

The fourth proportional to 172,188,062.19, 258,283,026.41 and 51,020,563.95 is: 76,531,122.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,188,062.19 : 258,283,026.41 = 51,020,563.95 : x
  2. Step 2: Convert to fraction form
    172,188,062.19/258,283,026.41 = 51,020,563.95/x
  3. Step 3: Cross multiply
    172,188,062.19x = 258,283,026.41 × 51,020,563.95
  4. Step 4: Simplify right side
    172,188,062.19x = 13,177,745,665,895,842
  5. Step 5: Solve for x
    x = 13,177,745,665,895,842/172,188,062.19
  6. Step 6: Final answer
    x = 76,531,122.42

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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.