Home / 88,105,161.78-131,874,750.54-47,061,974.16

Finding the Fourth Proportional to 88,105,161.78, 131,874,750.54 and 47,061,974.16

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Solution

The fourth proportional to 88,105,161.78, 131,874,750.54 and 47,061,974.16 is: 70,441,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,105,161.78 : 131,874,750.54 = 47,061,974.16 : x
  2. Step 2: Convert to fraction form
    88,105,161.78/131,874,750.54 = 47,061,974.16/x
  3. Step 3: Cross multiply
    88,105,161.78x = 131,874,750.54 × 47,061,974.16
  4. Step 4: Simplify right side
    88,105,161.78x = 6,206,286,102,269,926
  5. Step 5: Solve for x
    x = 6,206,286,102,269,926/88,105,161.78
  6. Step 6: Final answer
    x = 70,441,799.06

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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.