Home / 269,082,133.20-402,772,894.20-211,261,352.40

Finding the Fourth Proportional to 269,082,133.20, 402,772,894.20 and 211,261,352.40

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Solution

The fourth proportional to 269,082,133.20, 402,772,894.20 and 211,261,352.40 is: 316,224,437.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,082,133.20 : 402,772,894.20 = 211,261,352.40 : x
  2. Step 2: Convert to fraction form
    269,082,133.20/402,772,894.20 = 211,261,352.40/x
  3. Step 3: Cross multiply
    269,082,133.20x = 402,772,894.20 × 211,261,352.40
  4. Step 4: Simplify right side
    269,082,133.20x = 85,090,346,338,754,112
  5. Step 5: Solve for x
    x = 85,090,346,338,754,112/269,082,133.20
  6. Step 6: Final answer
    x = 316,224,437.97

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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.