Home / 207,193,913.20-310,790,869.80-63,568,082.80

Finding the Fourth Proportional to 207,193,913.20, 310,790,869.80 and 63,568,082.80

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Solution

The fourth proportional to 207,193,913.20, 310,790,869.80 and 63,568,082.80 is: 95,352,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,193,913.20 : 310,790,869.80 = 63,568,082.80 : x
  2. Step 2: Convert to fraction form
    207,193,913.20/310,790,869.80 = 63,568,082.80/x
  3. Step 3: Cross multiply
    207,193,913.20x = 310,790,869.80 × 63,568,082.80
  4. Step 4: Simplify right side
    207,193,913.20x = 19,756,379,744,930,420
  5. Step 5: Solve for x
    x = 19,756,379,744,930,420/207,193,913.20
  6. Step 6: Final answer
    x = 95,352,124.20

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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.