Home / 2,217,618,007.20-3,326,427,010.80-1,129,226,839.20

Finding the Fourth Proportional to 2,217,618,007.20, 3,326,427,010.80 and 1,129,226,839.20

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Solution

The fourth proportional to 2,217,618,007.20, 3,326,427,010.80 and 1,129,226,839.20 is: 1,693,840,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,618,007.20 : 3,326,427,010.80 = 1,129,226,839.20 : x
  2. Step 2: Convert to fraction form
    2,217,618,007.20/3,326,427,010.80 = 1,129,226,839.20/x
  3. Step 3: Cross multiply
    2,217,618,007.20x = 3,326,427,010.80 × 1,129,226,839.20
  4. Step 4: Simplify right side
    2,217,618,007.20x = 3,756,290,659,235,188,736
  5. Step 5: Solve for x
    x = 3,756,290,659,235,188,736/2,217,618,007.20
  6. Step 6: Final answer
    x = 1,693,840,258.80

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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.