Home / 187,391,314.98-258,599,957.13-104,885,077.86

Finding the Fourth Proportional to 187,391,314.98, 258,599,957.13 and 104,885,077.86

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Solution

The fourth proportional to 187,391,314.98, 258,599,957.13 and 104,885,077.86 is: 144,741,375.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,391,314.98 : 258,599,957.13 = 104,885,077.86 : x
  2. Step 2: Convert to fraction form
    187,391,314.98/258,599,957.13 = 104,885,077.86/x
  3. Step 3: Cross multiply
    187,391,314.98x = 258,599,957.13 × 104,885,077.86
  4. Step 4: Simplify right side
    187,391,314.98x = 27,123,276,638,172,712
  5. Step 5: Solve for x
    x = 27,123,276,638,172,712/187,391,314.98
  6. Step 6: Final answer
    x = 144,741,375.24

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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.