Home / 314,936,010.30-472,404,015.45-271,098,032.70

Finding the Fourth Proportional to 314,936,010.30, 472,404,015.45 and 271,098,032.70

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Solution

The fourth proportional to 314,936,010.30, 472,404,015.45 and 271,098,032.70 is: 406,647,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,936,010.30 : 472,404,015.45 = 271,098,032.70 : x
  2. Step 2: Convert to fraction form
    314,936,010.30/472,404,015.45 = 271,098,032.70/x
  3. Step 3: Cross multiply
    314,936,010.30x = 472,404,015.45 × 271,098,032.70
  4. Step 4: Simplify right side
    314,936,010.30x = 128,067,799,228,075,392
  5. Step 5: Solve for x
    x = 128,067,799,228,075,392/314,936,010.30
  6. Step 6: Final answer
    x = 406,647,049.05

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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.