Home / 187,282,347.50-258,447,735.96-103,650,640.76

Finding the Fourth Proportional to 187,282,347.50, 258,447,735.96 and 103,650,640.76

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Solution

The fourth proportional to 187,282,347.50, 258,447,735.96 and 103,650,640.76 is: 143,036,830.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,282,347.50 : 258,447,735.96 = 103,650,640.76 : x
  2. Step 2: Convert to fraction form
    187,282,347.50/258,447,735.96 = 103,650,640.76/x
  3. Step 3: Cross multiply
    187,282,347.50x = 258,447,735.96 × 103,650,640.76
  4. Step 4: Simplify right side
    187,282,347.50x = 26,788,273,435,225,296
  5. Step 5: Solve for x
    x = 26,788,273,435,225,296/187,282,347.50
  6. Step 6: Final answer
    x = 143,036,830.71

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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.