Home / 484,575,694.20-726,863,541.30-225,704,878.20

Finding the Fourth Proportional to 484,575,694.20, 726,863,541.30 and 225,704,878.20

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Solution

The fourth proportional to 484,575,694.20, 726,863,541.30 and 225,704,878.20 is: 338,557,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,575,694.20 : 726,863,541.30 = 225,704,878.20 : x
  2. Step 2: Convert to fraction form
    484,575,694.20/726,863,541.30 = 225,704,878.20/x
  3. Step 3: Cross multiply
    484,575,694.20x = 726,863,541.30 × 225,704,878.20
  4. Step 4: Simplify right side
    484,575,694.20x = 164,056,647,057,137,152
  5. Step 5: Solve for x
    x = 164,056,647,057,137,152/484,575,694.20
  6. Step 6: Final answer
    x = 338,557,317.30

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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.