Home / 262,300,934.70-393,451,402.05-125,953,440.30

Finding the Fourth Proportional to 262,300,934.70, 393,451,402.05 and 125,953,440.30

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Solution

The fourth proportional to 262,300,934.70, 393,451,402.05 and 125,953,440.30 is: 188,930,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,300,934.70 : 393,451,402.05 = 125,953,440.30 : x
  2. Step 2: Convert to fraction form
    262,300,934.70/393,451,402.05 = 125,953,440.30/x
  3. Step 3: Cross multiply
    262,300,934.70x = 393,451,402.05 × 125,953,440.30
  4. Step 4: Simplify right side
    262,300,934.70x = 49,556,557,679,055,976
  5. Step 5: Solve for x
    x = 49,556,557,679,055,976/262,300,934.70
  6. Step 6: Final answer
    x = 188,930,160.45

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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.