Home / 2,676,440,667.20-4,014,215,714.32-810,642,761.68

Finding the Fourth Proportional to 2,676,440,667.20, 4,014,215,714.32 and 810,642,761.68

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Solution

The fourth proportional to 2,676,440,667.20, 4,014,215,714.32 and 810,642,761.68 is: 1,215,829,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,440,667.20 : 4,014,215,714.32 = 810,642,761.68 : x
  2. Step 2: Convert to fraction form
    2,676,440,667.20/4,014,215,714.32 = 810,642,761.68/x
  3. Step 3: Cross multiply
    2,676,440,667.20x = 4,014,215,714.32 × 810,642,761.68
  4. Step 4: Simplify right side
    2,676,440,667.20x = 3,254,094,912,635,618,816
  5. Step 5: Solve for x
    x = 3,254,094,912,635,618,816/2,676,440,667.20
  6. Step 6: Final answer
    x = 1,215,829,273.75

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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.