Home / 809,157,012.60-1,213,598,621.88-226,757,218.08

Finding the Fourth Proportional to 809,157,012.60, 1,213,598,621.88 and 226,757,218.08

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Solution

The fourth proportional to 809,157,012.60, 1,213,598,621.88 and 226,757,218.08 is: 340,097,463.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,157,012.60 : 1,213,598,621.88 = 226,757,218.08 : x
  2. Step 2: Convert to fraction form
    809,157,012.60/1,213,598,621.88 = 226,757,218.08/x
  3. Step 3: Cross multiply
    809,157,012.60x = 1,213,598,621.88 × 226,757,218.08
  4. Step 4: Simplify right side
    809,157,012.60x = 275,192,247,363,230,656
  5. Step 5: Solve for x
    x = 275,192,247,363,230,656/809,157,012.60
  6. Step 6: Final answer
    x = 340,097,463.26

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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.