Home / 1,204,716,080.16-1,664,023,566.42-993,787,278.48

Finding the Fourth Proportional to 1,204,716,080.16, 1,664,023,566.42 and 993,787,278.48

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Solution

The fourth proportional to 1,204,716,080.16, 1,664,023,566.42 and 993,787,278.48 is: 1,372,676,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,716,080.16 : 1,664,023,566.42 = 993,787,278.48 : x
  2. Step 2: Convert to fraction form
    1,204,716,080.16/1,664,023,566.42 = 993,787,278.48/x
  3. Step 3: Cross multiply
    1,204,716,080.16x = 1,664,023,566.42 × 993,787,278.48
  4. Step 4: Simplify right side
    1,204,716,080.16x = 1,653,685,451,399,115,520
  5. Step 5: Solve for x
    x = 1,653,685,451,399,115,520/1,204,716,080.16
  6. Step 6: Final answer
    x = 1,372,676,499.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.