Home / 1,171,315,040.56-1,616,417,825.42-635,466,677.73

Finding the Fourth Proportional to 1,171,315,040.56, 1,616,417,825.42 and 635,466,677.73

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Solution

The fourth proportional to 1,171,315,040.56, 1,616,417,825.42 and 635,466,677.73 is: 876,945,680.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,315,040.56 : 1,616,417,825.42 = 635,466,677.73 : x
  2. Step 2: Convert to fraction form
    1,171,315,040.56/1,616,417,825.42 = 635,466,677.73/x
  3. Step 3: Cross multiply
    1,171,315,040.56x = 1,616,417,825.42 × 635,466,677.73
  4. Step 4: Simplify right side
    1,171,315,040.56x = 1,027,179,665,338,725,632
  5. Step 5: Solve for x
    x = 1,027,179,665,338,725,632/1,171,315,040.56
  6. Step 6: Final answer
    x = 876,945,680.51

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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.