Home / 125,443,972.77-188,132,366.83-34,545,954.21

Finding the Fourth Proportional to 125,443,972.77, 188,132,366.83 and 34,545,954.21

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Solution

The fourth proportional to 125,443,972.77, 188,132,366.83 and 34,545,954.21 is: 51,809,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,443,972.77 : 188,132,366.83 = 34,545,954.21 : x
  2. Step 2: Convert to fraction form
    125,443,972.77/188,132,366.83 = 34,545,954.21/x
  3. Step 3: Cross multiply
    125,443,972.77x = 188,132,366.83 × 34,545,954.21
  4. Step 4: Simplify right side
    125,443,972.77x = 6,499,212,129,928,103
  5. Step 5: Solve for x
    x = 6,499,212,129,928,103/125,443,972.77
  6. Step 6: Final answer
    x = 51,809,680.34

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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.