Home / 187,310,462.14-258,482,826.16-103,682,020.64

Finding the Fourth Proportional to 187,310,462.14, 258,482,826.16 and 103,682,020.64

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Solution

The fourth proportional to 187,310,462.14, 258,482,826.16 and 103,682,020.64 is: 143,078,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,310,462.14 : 258,482,826.16 = 103,682,020.64 : x
  2. Step 2: Convert to fraction form
    187,310,462.14/258,482,826.16 = 103,682,020.64/x
  3. Step 3: Cross multiply
    187,310,462.14x = 258,482,826.16 × 103,682,020.64
  4. Step 4: Simplify right side
    187,310,462.14x = 26,800,021,717,006,652
  5. Step 5: Solve for x
    x = 26,800,021,717,006,652/187,310,462.14
  6. Step 6: Final answer
    x = 143,078,082.30

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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.