Home / 746,810,082.20-1,120,215,123.30-402,436,314.20

Finding the Fourth Proportional to 746,810,082.20, 1,120,215,123.30 and 402,436,314.20

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Solution

The fourth proportional to 746,810,082.20, 1,120,215,123.30 and 402,436,314.20 is: 603,654,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,810,082.20 : 1,120,215,123.30 = 402,436,314.20 : x
  2. Step 2: Convert to fraction form
    746,810,082.20/1,120,215,123.30 = 402,436,314.20/x
  3. Step 3: Cross multiply
    746,810,082.20x = 1,120,215,123.30 × 402,436,314.20
  4. Step 4: Simplify right side
    746,810,082.20x = 450,815,245,331,950,528
  5. Step 5: Solve for x
    x = 450,815,245,331,950,528/746,810,082.20
  6. Step 6: Final answer
    x = 603,654,471.30

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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.