Home / 245,086,864.80-367,126,412.40-168,496,375.20

Finding the Fourth Proportional to 245,086,864.80, 367,126,412.40 and 168,496,375.20

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Solution

The fourth proportional to 245,086,864.80, 367,126,412.40 and 168,496,375.20 is: 252,398,143.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,086,864.80 : 367,126,412.40 = 168,496,375.20 : x
  2. Step 2: Convert to fraction form
    245,086,864.80/367,126,412.40 = 168,496,375.20/x
  3. Step 3: Cross multiply
    245,086,864.80x = 367,126,412.40 × 168,496,375.20
  4. Step 4: Simplify right side
    245,086,864.80x = 61,859,469,729,580,328
  5. Step 5: Solve for x
    x = 61,859,469,729,580,328/245,086,864.80
  6. Step 6: Final answer
    x = 252,398,143.74

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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.