Home / 454,548,107.12-627,276,573.61-245,704,249.09

Finding the Fourth Proportional to 454,548,107.12, 627,276,573.61 and 245,704,249.09

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Solution

The fourth proportional to 454,548,107.12, 627,276,573.61 and 245,704,249.09 is: 339,071,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,548,107.12 : 627,276,573.61 = 245,704,249.09 : x
  2. Step 2: Convert to fraction form
    454,548,107.12/627,276,573.61 = 245,704,249.09/x
  3. Step 3: Cross multiply
    454,548,107.12x = 627,276,573.61 × 245,704,249.09
  4. Step 4: Simplify right side
    454,548,107.12x = 154,124,519,487,456,800
  5. Step 5: Solve for x
    x = 154,124,519,487,456,800/454,548,107.12
  6. Step 6: Final answer
    x = 339,071,964.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.