Home / 247,715,620.15-371,327,992.95-116,322,689.35

Finding the Fourth Proportional to 247,715,620.15, 371,327,992.95 and 116,322,689.35

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Solution

The fourth proportional to 247,715,620.15, 371,327,992.95 and 116,322,689.35 is: 174,368,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,715,620.15 : 371,327,992.95 = 116,322,689.35 : x
  2. Step 2: Convert to fraction form
    247,715,620.15/371,327,992.95 = 116,322,689.35/x
  3. Step 3: Cross multiply
    247,715,620.15x = 371,327,992.95 × 116,322,689.35
  4. Step 4: Simplify right side
    247,715,620.15x = 43,193,870,770,881,840
  5. Step 5: Solve for x
    x = 43,193,870,770,881,840/247,715,620.15
  6. Step 6: Final answer
    x = 174,368,781.20

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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.