Home / 2,818,185,412.20-4,227,278,118.30-977,326,276.20

Finding the Fourth Proportional to 2,818,185,412.20, 4,227,278,118.30 and 977,326,276.20

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Solution

The fourth proportional to 2,818,185,412.20, 4,227,278,118.30 and 977,326,276.20 is: 1,465,989,414.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,185,412.20 : 4,227,278,118.30 = 977,326,276.20 : x
  2. Step 2: Convert to fraction form
    2,818,185,412.20/4,227,278,118.30 = 977,326,276.20/x
  3. Step 3: Cross multiply
    2,818,185,412.20x = 4,227,278,118.30 × 977,326,276.20
  4. Step 4: Simplify right side
    2,818,185,412.20x = 4,131,429,981,819,882,496
  5. Step 5: Solve for x
    x = 4,131,429,981,819,882,496/2,818,185,412.20
  6. Step 6: Final answer
    x = 1,465,989,414.30

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Double scale
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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.