Home / 192,091,428.65-288,094,018.61-88,361,009.89

Finding the Fourth Proportional to 192,091,428.65, 288,094,018.61 and 88,361,009.89

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Solution

The fourth proportional to 192,091,428.65, 288,094,018.61 and 88,361,009.89 is: 132,521,677.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,091,428.65 : 288,094,018.61 = 88,361,009.89 : x
  2. Step 2: Convert to fraction form
    192,091,428.65/288,094,018.61 = 88,361,009.89/x
  3. Step 3: Cross multiply
    192,091,428.65x = 288,094,018.61 × 88,361,009.89
  4. Step 4: Simplify right side
    192,091,428.65x = 25,456,278,427,148,724
  5. Step 5: Solve for x
    x = 25,456,278,427,148,724/192,091,428.65
  6. Step 6: Final answer
    x = 132,521,677.86

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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.