Home / 195,476,616.80-293,214,925.20-80,422,920.80

Finding the Fourth Proportional to 195,476,616.80, 293,214,925.20 and 80,422,920.80

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Solution

The fourth proportional to 195,476,616.80, 293,214,925.20 and 80,422,920.80 is: 120,634,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,476,616.80 : 293,214,925.20 = 80,422,920.80 : x
  2. Step 2: Convert to fraction form
    195,476,616.80/293,214,925.20 = 80,422,920.80/x
  3. Step 3: Cross multiply
    195,476,616.80x = 293,214,925.20 × 80,422,920.80
  4. Step 4: Simplify right side
    195,476,616.80x = 23,581,200,706,737,524
  5. Step 5: Solve for x
    x = 23,581,200,706,737,524/195,476,616.80
  6. Step 6: Final answer
    x = 120,634,381.20

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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.