Home / 68,064,048.48-102,100,724.92-19,538,170.76

Finding the Fourth Proportional to 68,064,048.48, 102,100,724.92 and 19,538,170.76

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Solution

The fourth proportional to 68,064,048.48, 102,100,724.92 and 19,538,170.76 is: 29,308,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,064,048.48 : 102,100,724.92 = 19,538,170.76 : x
  2. Step 2: Convert to fraction form
    68,064,048.48/102,100,724.92 = 19,538,170.76/x
  3. Step 3: Cross multiply
    68,064,048.48x = 102,100,724.92 × 19,538,170.76
  4. Step 4: Simplify right side
    68,064,048.48x = 1,994,861,398,206,747.50
  5. Step 5: Solve for x
    x = 1,994,861,398,206,747.50/68,064,048.48
  6. Step 6: Final answer
    x = 29,308,591.58

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Why These Related Problems?

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