Home / 104,102,643.30-143,482,331.25-69,233,027.82

Finding the Fourth Proportional to 104,102,643.30, 143,482,331.25 and 69,233,027.82

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Solution

The fourth proportional to 104,102,643.30, 143,482,331.25 and 69,233,027.82 is: 95,422,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,102,643.30 : 143,482,331.25 = 69,233,027.82 : x
  2. Step 2: Convert to fraction form
    104,102,643.30/143,482,331.25 = 69,233,027.82/x
  3. Step 3: Cross multiply
    104,102,643.30x = 143,482,331.25 × 69,233,027.82
  4. Step 4: Simplify right side
    104,102,643.30x = 9,933,716,231,109,704
  5. Step 5: Solve for x
    x = 9,933,716,231,109,704/104,102,643.30
  6. Step 6: Final answer
    x = 95,422,324.70

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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.