Home / 67,087,203.78-100,633,058.28-18,560,998.02

Finding the Fourth Proportional to 67,087,203.78, 100,633,058.28 and 18,560,998.02

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Solution

The fourth proportional to 67,087,203.78, 100,633,058.28 and 18,560,998.02 is: 27,842,120.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,087,203.78 : 100,633,058.28 = 18,560,998.02 : x
  2. Step 2: Convert to fraction form
    67,087,203.78/100,633,058.28 = 18,560,998.02/x
  3. Step 3: Cross multiply
    67,087,203.78x = 100,633,058.28 × 18,560,998.02
  4. Step 4: Simplify right side
    67,087,203.78x = 1,867,849,995,481,624.50
  5. Step 5: Solve for x
    x = 1,867,849,995,481,624.50/67,087,203.78
  6. Step 6: Final answer
    x = 27,842,120.26

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.