Home / 18,282,678,910.80-25,204,592,823.48-12,262,260,171.12

Finding the Fourth Proportional to 18,282,678,910.80, 25,204,592,823.48 and 12,262,260,171.12

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Solution

The fourth proportional to 18,282,678,910.80, 25,204,592,823.48 and 12,262,260,171.12 is: 16,904,813,360.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282,678,910.80 : 25,204,592,823.48 = 12,262,260,171.12 : x
  2. Step 2: Convert to fraction form
    18,282,678,910.80/25,204,592,823.48 = 12,262,260,171.12/x
  3. Step 3: Cross multiply
    18,282,678,910.80x = 25,204,592,823.48 × 12,262,260,171.12
  4. Step 4: Simplify right side
    18,282,678,910.80x = 309,065,274,708,655,800,320
  5. Step 5: Solve for x
    x = 309,065,274,708,655,800,320/18,282,678,910.80
  6. Step 6: Final answer
    x = 16,904,813,360.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.