Home / 187,379,694.27-258,592,058.89-103,747,826.48

Finding the Fourth Proportional to 187,379,694.27, 258,592,058.89 and 103,747,826.48

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Solution

The fourth proportional to 187,379,694.27, 258,592,058.89 and 103,747,826.48 is: 143,176,474.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,379,694.27 : 258,592,058.89 = 103,747,826.48 : x
  2. Step 2: Convert to fraction form
    187,379,694.27/258,592,058.89 = 103,747,826.48/x
  3. Step 3: Cross multiply
    187,379,694.27x = 258,592,058.89 × 103,747,826.48
  4. Step 4: Simplify right side
    187,379,694.27x = 26,828,364,053,273,328
  5. Step 5: Solve for x
    x = 26,828,364,053,273,328/187,379,694.27
  6. Step 6: Final answer
    x = 143,176,474.69

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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.