Home / 98,927,633.28-136,522,321.84-54,873,197.04

Finding the Fourth Proportional to 98,927,633.28, 136,522,321.84 and 54,873,197.04

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Solution

The fourth proportional to 98,927,633.28, 136,522,321.84 and 54,873,197.04 is: 75,726,225.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,927,633.28 : 136,522,321.84 = 54,873,197.04 : x
  2. Step 2: Convert to fraction form
    98,927,633.28/136,522,321.84 = 54,873,197.04/x
  3. Step 3: Cross multiply
    98,927,633.28x = 136,522,321.84 × 54,873,197.04
  4. Step 4: Simplify right side
    98,927,633.28x = 7,491,416,266,684,615
  5. Step 5: Solve for x
    x = 7,491,416,266,684,615/98,927,633.28
  6. Step 6: Final answer
    x = 75,726,225.51

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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.