Home / 787,320,504.20-1,180,980,756.30-741,970,872.20

Finding the Fourth Proportional to 787,320,504.20, 1,180,980,756.30 and 741,970,872.20

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Solution

The fourth proportional to 787,320,504.20, 1,180,980,756.30 and 741,970,872.20 is: 1,112,956,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,320,504.20 : 1,180,980,756.30 = 741,970,872.20 : x
  2. Step 2: Convert to fraction form
    787,320,504.20/1,180,980,756.30 = 741,970,872.20/x
  3. Step 3: Cross multiply
    787,320,504.20x = 1,180,980,756.30 × 741,970,872.20
  4. Step 4: Simplify right side
    787,320,504.20x = 876,253,321,803,326,720
  5. Step 5: Solve for x
    x = 876,253,321,803,326,720/787,320,504.20
  6. Step 6: Final answer
    x = 1,112,956,308.30

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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.