Home / 125,803,297.31-188,641,799.39-73,297,963.97

Finding the Fourth Proportional to 125,803,297.31, 188,641,799.39 and 73,297,963.97

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Solution

The fourth proportional to 125,803,297.31, 188,641,799.39 and 73,297,963.97 is: 109,910,154.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,803,297.31 : 188,641,799.39 = 73,297,963.97 : x
  2. Step 2: Convert to fraction form
    125,803,297.31/188,641,799.39 = 73,297,963.97/x
  3. Step 3: Cross multiply
    125,803,297.31x = 188,641,799.39 × 73,297,963.97
  4. Step 4: Simplify right side
    125,803,297.31x = 13,827,059,813,614,490
  5. Step 5: Solve for x
    x = 13,827,059,813,614,490/125,803,297.31
  6. Step 6: Final answer
    x = 109,910,154.26

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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.