Home / 192,547,218.92-288,832,910.00-54,383,644.31

Finding the Fourth Proportional to 192,547,218.92, 288,832,910.00 and 54,383,644.31

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Solution

The fourth proportional to 192,547,218.92, 288,832,910.00 and 54,383,644.31 is: 81,578,878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,547,218.92 : 288,832,910.00 = 54,383,644.31 : x
  2. Step 2: Convert to fraction form
    192,547,218.92/288,832,910.00 = 54,383,644.31/x
  3. Step 3: Cross multiply
    192,547,218.92x = 288,832,910.00 × 54,383,644.31
  4. Step 4: Simplify right side
    192,547,218.92x = 15,707,786,240,746,160
  5. Step 5: Solve for x
    x = 15,707,786,240,746,160/192,547,218.92
  6. Step 6: Final answer
    x = 81,578,878.83

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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.