Home / 200,609,408.52-300,914,112.84-160,474,984.20

Finding the Fourth Proportional to 200,609,408.52, 300,914,112.84 and 160,474,984.20

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Solution

The fourth proportional to 200,609,408.52, 300,914,112.84 and 160,474,984.20 is: 240,712,476.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,609,408.52 : 300,914,112.84 = 160,474,984.20 : x
  2. Step 2: Convert to fraction form
    200,609,408.52/300,914,112.84 = 160,474,984.20/x
  3. Step 3: Cross multiply
    200,609,408.52x = 300,914,112.84 × 160,474,984.20
  4. Step 4: Simplify right side
    200,609,408.52x = 48,289,187,503,556,008
  5. Step 5: Solve for x
    x = 48,289,187,503,556,008/200,609,408.52
  6. Step 6: Final answer
    x = 240,712,476.35

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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.