Home / 132,368,331.40-198,552,497.10-98,356,107.40

Finding the Fourth Proportional to 132,368,331.40, 198,552,497.10 and 98,356,107.40

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Solution

The fourth proportional to 132,368,331.40, 198,552,497.10 and 98,356,107.40 is: 147,534,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,368,331.40 : 198,552,497.10 = 98,356,107.40 : x
  2. Step 2: Convert to fraction form
    132,368,331.40/198,552,497.10 = 98,356,107.40/x
  3. Step 3: Cross multiply
    132,368,331.40x = 198,552,497.10 × 98,356,107.40
  4. Step 4: Simplify right side
    132,368,331.40x = 19,528,850,729,305,788
  5. Step 5: Solve for x
    x = 19,528,850,729,305,788/132,368,331.40
  6. Step 6: Final answer
    x = 147,534,161.10

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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.