Home / 3,800,745,112.65-5,697,126,820.77-1,278,797,850.47

Finding the Fourth Proportional to 3,800,745,112.65, 5,697,126,820.77 and 1,278,797,850.47

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Solution

The fourth proportional to 3,800,745,112.65, 5,697,126,820.77 and 1,278,797,850.47 is: 1,916,854,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,745,112.65 : 5,697,126,820.77 = 1,278,797,850.47 : x
  2. Step 2: Convert to fraction form
    3,800,745,112.65/5,697,126,820.77 = 1,278,797,850.47/x
  3. Step 3: Cross multiply
    3,800,745,112.65x = 5,697,126,820.77 × 1,278,797,850.47
  4. Step 4: Simplify right side
    3,800,745,112.65x = 7,285,473,532,227,175,424
  5. Step 5: Solve for x
    x = 7,285,473,532,227,175,424/3,800,745,112.65
  6. Step 6: Final answer
    x = 1,916,854,015.80

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1.5x scale

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.