Home / 269,082,132.20-402,772,892.70-211,261,351.40

Finding the Fourth Proportional to 269,082,132.20, 402,772,892.70 and 211,261,351.40

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Solution

The fourth proportional to 269,082,132.20, 402,772,892.70 and 211,261,351.40 is: 316,224,436.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,082,132.20 : 402,772,892.70 = 211,261,351.40 : x
  2. Step 2: Convert to fraction form
    269,082,132.20/402,772,892.70 = 211,261,351.40/x
  3. Step 3: Cross multiply
    269,082,132.20x = 402,772,892.70 × 211,261,351.40
  4. Step 4: Simplify right side
    269,082,132.20x = 85,090,345,619,089,200
  5. Step 5: Solve for x
    x = 85,090,345,619,089,200/269,082,132.20
  6. Step 6: Final answer
    x = 316,224,436.47

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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.