Home / 128,304,098.10-192,456,147.15-32,565,986.10

Finding the Fourth Proportional to 128,304,098.10, 192,456,147.15 and 32,565,986.10

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Solution

The fourth proportional to 128,304,098.10, 192,456,147.15 and 32,565,986.10 is: 48,848,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,304,098.10 : 192,456,147.15 = 32,565,986.10 : x
  2. Step 2: Convert to fraction form
    128,304,098.10/192,456,147.15 = 32,565,986.10/x
  3. Step 3: Cross multiply
    128,304,098.10x = 192,456,147.15 × 32,565,986.10
  4. Step 4: Simplify right side
    128,304,098.10x = 6,267,524,212,946,455
  5. Step 5: Solve for x
    x = 6,267,524,212,946,455/128,304,098.10
  6. Step 6: Final answer
    x = 48,848,979.15

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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.