Home / 268,269,398.64-402,404,046.12-114,815,948.40

Finding the Fourth Proportional to 268,269,398.64, 402,404,046.12 and 114,815,948.40

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Solution

The fourth proportional to 268,269,398.64, 402,404,046.12 and 114,815,948.40 is: 172,223,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,269,398.64 : 402,404,046.12 = 114,815,948.40 : x
  2. Step 2: Convert to fraction form
    268,269,398.64/402,404,046.12 = 114,815,948.40/x
  3. Step 3: Cross multiply
    268,269,398.64x = 402,404,046.12 × 114,815,948.40
  4. Step 4: Simplify right side
    268,269,398.64x = 46,202,402,195,265,144
  5. Step 5: Solve for x
    x = 46,202,402,195,265,144/268,269,398.64
  6. Step 6: Final answer
    x = 172,223,900.41

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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.