Home / 2,656,152,023.10-3,984,228,034.65-815,996,226.30

Finding the Fourth Proportional to 2,656,152,023.10, 3,984,228,034.65 and 815,996,226.30

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Solution

The fourth proportional to 2,656,152,023.10, 3,984,228,034.65 and 815,996,226.30 is: 1,223,994,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,152,023.10 : 3,984,228,034.65 = 815,996,226.30 : x
  2. Step 2: Convert to fraction form
    2,656,152,023.10/3,984,228,034.65 = 815,996,226.30/x
  3. Step 3: Cross multiply
    2,656,152,023.10x = 3,984,228,034.65 × 815,996,226.30
  4. Step 4: Simplify right side
    2,656,152,023.10x = 3,251,115,040,993,065,472
  5. Step 5: Solve for x
    x = 3,251,115,040,993,065,472/2,656,152,023.10
  6. Step 6: Final answer
    x = 1,223,994,339.45

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Double scale
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Similar ratio
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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.