Home / 1,213,813,182.42-1,675,062,170.94-656,896,229.48

Finding the Fourth Proportional to 1,213,813,182.42, 1,675,062,170.94 and 656,896,229.48

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Solution

The fourth proportional to 1,213,813,182.42, 1,675,062,170.94 and 656,896,229.48 is: 906,516,785.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,813,182.42 : 1,675,062,170.94 = 656,896,229.48 : x
  2. Step 2: Convert to fraction form
    1,213,813,182.42/1,675,062,170.94 = 656,896,229.48/x
  3. Step 3: Cross multiply
    1,213,813,182.42x = 1,675,062,170.94 × 656,896,229.48
  4. Step 4: Simplify right side
    1,213,813,182.42x = 1,100,342,024,226,694,016
  5. Step 5: Solve for x
    x = 1,100,342,024,226,694,016/1,213,813,182.42
  6. Step 6: Final answer
    x = 906,516,785.42

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Double scale
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1.5x scale

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.