Home / 2,238,625,785.80-3,358,369,080.30-858,332,649.80

Finding the Fourth Proportional to 2,238,625,785.80, 3,358,369,080.30 and 858,332,649.80

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Solution

The fourth proportional to 2,238,625,785.80, 3,358,369,080.30 and 858,332,649.80 is: 1,287,663,999.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,625,785.80 : 3,358,369,080.30 = 858,332,649.80 : x
  2. Step 2: Convert to fraction form
    2,238,625,785.80/3,358,369,080.30 = 858,332,649.80/x
  3. Step 3: Cross multiply
    2,238,625,785.80x = 3,358,369,080.30 × 858,332,649.80
  4. Step 4: Simplify right side
    2,238,625,785.80x = 2,882,597,831,700,288,000
  5. Step 5: Solve for x
    x = 2,882,597,831,700,288,000/2,238,625,785.80
  6. Step 6: Final answer
    x = 1,287,663,999.04

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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.