Home / 98,906,260.28-136,472,591.88-57,075,064.97

Finding the Fourth Proportional to 98,906,260.28, 136,472,591.88 and 57,075,064.97

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Solution

The fourth proportional to 98,906,260.28, 136,472,591.88 and 57,075,064.97 is: 78,753,175.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,906,260.28 : 136,472,591.88 = 57,075,064.97 : x
  2. Step 2: Convert to fraction form
    98,906,260.28/136,472,591.88 = 57,075,064.97/x
  3. Step 3: Cross multiply
    98,906,260.28x = 136,472,591.88 × 57,075,064.97
  4. Step 4: Simplify right side
    98,906,260.28x = 7,789,182,047,889,919
  5. Step 5: Solve for x
    x = 7,789,182,047,889,919/98,906,260.28
  6. Step 6: Final answer
    x = 78,753,175.24

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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.