Home / 98,654,132.70-147,981,199.05-30,496,715.10

Finding the Fourth Proportional to 98,654,132.70, 147,981,199.05 and 30,496,715.10

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Solution

The fourth proportional to 98,654,132.70, 147,981,199.05 and 30,496,715.10 is: 45,745,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,654,132.70 : 147,981,199.05 = 30,496,715.10 : x
  2. Step 2: Convert to fraction form
    98,654,132.70/147,981,199.05 = 30,496,715.10/x
  3. Step 3: Cross multiply
    98,654,132.70x = 147,981,199.05 × 30,496,715.10
  4. Step 4: Simplify right side
    98,654,132.70x = 4,512,940,467,584,241
  5. Step 5: Solve for x
    x = 4,512,940,467,584,241/98,654,132.70
  6. Step 6: Final answer
    x = 45,745,072.65

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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.