Home / 1,342,321,714.10-2,013,482,571.15-422,480,011.70

Finding the Fourth Proportional to 1,342,321,714.10, 2,013,482,571.15 and 422,480,011.70

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Solution

The fourth proportional to 1,342,321,714.10, 2,013,482,571.15 and 422,480,011.70 is: 633,720,017.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,321,714.10 : 2,013,482,571.15 = 422,480,011.70 : x
  2. Step 2: Convert to fraction form
    1,342,321,714.10/2,013,482,571.15 = 422,480,011.70/x
  3. Step 3: Cross multiply
    1,342,321,714.10x = 2,013,482,571.15 × 422,480,011.70
  4. Step 4: Simplify right side
    1,342,321,714.10x = 850,656,140,217,198,080
  5. Step 5: Solve for x
    x = 850,656,140,217,198,080/1,342,321,714.10
  6. Step 6: Final answer
    x = 633,720,017.55

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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.