Home / 1,855,662,914.70-2,560,868,082.54-1,131,493,285.71

Finding the Fourth Proportional to 1,855,662,914.70, 2,560,868,082.54 and 1,131,493,285.71

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Solution

The fourth proportional to 1,855,662,914.70, 2,560,868,082.54 and 1,131,493,285.71 is: 1,561,493,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,662,914.70 : 2,560,868,082.54 = 1,131,493,285.71 : x
  2. Step 2: Convert to fraction form
    1,855,662,914.70/2,560,868,082.54 = 1,131,493,285.71/x
  3. Step 3: Cross multiply
    1,855,662,914.70x = 2,560,868,082.54 × 1,131,493,285.71
  4. Step 4: Simplify right side
    1,855,662,914.70x = 2,897,605,040,983,052,288
  5. Step 5: Solve for x
    x = 2,897,605,040,983,052,288/1,855,662,914.70
  6. Step 6: Final answer
    x = 1,561,493,209.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.