Home / 87,552,288.20-131,328,432.30-82,849,363.40

Finding the Fourth Proportional to 87,552,288.20, 131,328,432.30 and 82,849,363.40

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Solution

The fourth proportional to 87,552,288.20, 131,328,432.30 and 82,849,363.40 is: 124,274,045.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,552,288.20 : 131,328,432.30 = 82,849,363.40 : x
  2. Step 2: Convert to fraction form
    87,552,288.20/131,328,432.30 = 82,849,363.40/x
  3. Step 3: Cross multiply
    87,552,288.20x = 131,328,432.30 × 82,849,363.40
  4. Step 4: Simplify right side
    87,552,288.20x = 10,880,477,012,374,998
  5. Step 5: Solve for x
    x = 10,880,477,012,374,998/87,552,288.20
  6. Step 6: Final answer
    x = 124,274,045.10

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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.