Home / 187,971,143.67-281,956,324.95-106,052,834.25

Finding the Fourth Proportional to 187,971,143.67, 281,956,324.95 and 106,052,834.25

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Solution

The fourth proportional to 187,971,143.67, 281,956,324.95 and 106,052,834.25 is: 159,079,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,971,143.67 : 281,956,324.95 = 106,052,834.25 : x
  2. Step 2: Convert to fraction form
    187,971,143.67/281,956,324.95 = 106,052,834.25/x
  3. Step 3: Cross multiply
    187,971,143.67x = 281,956,324.95 × 106,052,834.25
  4. Step 4: Simplify right side
    187,971,143.67x = 29,902,267,395,661,488
  5. Step 5: Solve for x
    x = 29,902,267,395,661,488/187,971,143.67
  6. Step 6: Final answer
    x = 159,079,031.02

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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.