Home / 175,040,012.80-262,560,019.20-84,340,748.80

Finding the Fourth Proportional to 175,040,012.80, 262,560,019.20 and 84,340,748.80

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Solution

The fourth proportional to 175,040,012.80, 262,560,019.20 and 84,340,748.80 is: 126,511,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,040,012.80 : 262,560,019.20 = 84,340,748.80 : x
  2. Step 2: Convert to fraction form
    175,040,012.80/262,560,019.20 = 84,340,748.80/x
  3. Step 3: Cross multiply
    175,040,012.80x = 262,560,019.20 × 84,340,748.80
  4. Step 4: Simplify right side
    175,040,012.80x = 22,144,508,624,270,376
  5. Step 5: Solve for x
    x = 22,144,508,624,270,376/175,040,012.80
  6. Step 6: Final answer
    x = 126,511,123.20

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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.