Home / 158,253,205.64-218,496,067.24-98,805,107.30

Finding the Fourth Proportional to 158,253,205.64, 218,496,067.24 and 98,805,107.30

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Solution

The fourth proportional to 158,253,205.64, 218,496,067.24 and 98,805,107.30 is: 136,417,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,253,205.64 : 218,496,067.24 = 98,805,107.30 : x
  2. Step 2: Convert to fraction form
    158,253,205.64/218,496,067.24 = 98,805,107.30/x
  3. Step 3: Cross multiply
    158,253,205.64x = 218,496,067.24 × 98,805,107.30
  4. Step 4: Simplify right side
    158,253,205.64x = 21,588,527,368,276,216
  5. Step 5: Solve for x
    x = 21,588,527,368,276,216/158,253,205.64
  6. Step 6: Final answer
    x = 136,417,630.73

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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.