Home / 1,236,748,819.70-1,855,123,229.55-1,114,304,813.30

Finding the Fourth Proportional to 1,236,748,819.70, 1,855,123,229.55 and 1,114,304,813.30

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Solution

The fourth proportional to 1,236,748,819.70, 1,855,123,229.55 and 1,114,304,813.30 is: 1,671,457,219.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,748,819.70 : 1,855,123,229.55 = 1,114,304,813.30 : x
  2. Step 2: Convert to fraction form
    1,236,748,819.70/1,855,123,229.55 = 1,114,304,813.30/x
  3. Step 3: Cross multiply
    1,236,748,819.70x = 1,855,123,229.55 × 1,114,304,813.30
  4. Step 4: Simplify right side
    1,236,748,819.70x = 2,067,172,743,952,205,568
  5. Step 5: Solve for x
    x = 2,067,172,743,952,205,568/1,236,748,819.70
  6. Step 6: Final answer
    x = 1,671,457,219.95

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Double scale
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Similar ratio
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1.5x scale

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.