Home / 187,310,463.45-258,482,827.97-103,682,021.96

Finding the Fourth Proportional to 187,310,463.45, 258,482,827.97 and 103,682,021.96

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Solution

The fourth proportional to 187,310,463.45, 258,482,827.97 and 103,682,021.96 is: 143,078,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,310,463.45 : 258,482,827.97 = 103,682,021.96 : x
  2. Step 2: Convert to fraction form
    187,310,463.45/258,482,827.97 = 103,682,021.96/x
  3. Step 3: Cross multiply
    187,310,463.45x = 258,482,827.97 × 103,682,021.96
  4. Step 4: Simplify right side
    187,310,463.45x = 26,800,022,244,057,616
  5. Step 5: Solve for x
    x = 26,800,022,244,057,616/187,310,463.45
  6. Step 6: Final answer
    x = 143,078,084.11

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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.