Home / 97,498,568-146,213,935.30-39,188,935.12

Finding the Fourth Proportional to 97,498,568, 146,213,935.30 and 39,188,935.12

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Solution

The fourth proportional to 97,498,568, 146,213,935.30 and 39,188,935.12 is: 58,769,770.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,498,568 : 146,213,935.30 = 39,188,935.12 : x
  2. Step 2: Convert to fraction form
    97,498,568/146,213,935.30 = 39,188,935.12/x
  3. Step 3: Cross multiply
    97,498,568x = 146,213,935.30 × 39,188,935.12
  4. Step 4: Simplify right side
    97,498,568x = 5,729,968,424,111,578
  5. Step 5: Solve for x
    x = 5,729,968,424,111,578/97,498,568
  6. Step 6: Final answer
    x = 58,769,770.08

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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.