Home / 247,715,612.48-371,327,981.45-116,322,681.69

Finding the Fourth Proportional to 247,715,612.48, 371,327,981.45 and 116,322,681.69

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Solution

The fourth proportional to 247,715,612.48, 371,327,981.45 and 116,322,681.69 is: 174,368,769.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,715,612.48 : 371,327,981.45 = 116,322,681.69 : x
  2. Step 2: Convert to fraction form
    247,715,612.48/371,327,981.45 = 116,322,681.69/x
  3. Step 3: Cross multiply
    247,715,612.48x = 371,327,981.45 × 116,322,681.69
  4. Step 4: Simplify right side
    247,715,612.48x = 43,193,866,589,360,408
  5. Step 5: Solve for x
    x = 43,193,866,589,360,408/247,715,612.48
  6. Step 6: Final answer
    x = 174,368,769.73

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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.