Home / 201,678,196.20-302,517,294.30-132,803,442.60

Finding the Fourth Proportional to 201,678,196.20, 302,517,294.30 and 132,803,442.60

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Solution

The fourth proportional to 201,678,196.20, 302,517,294.30 and 132,803,442.60 is: 199,205,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,678,196.20 : 302,517,294.30 = 132,803,442.60 : x
  2. Step 2: Convert to fraction form
    201,678,196.20/302,517,294.30 = 132,803,442.60/x
  3. Step 3: Cross multiply
    201,678,196.20x = 302,517,294.30 × 132,803,442.60
  4. Step 4: Simplify right side
    201,678,196.20x = 40,175,338,129,077,360
  5. Step 5: Solve for x
    x = 40,175,338,129,077,360/201,678,196.20
  6. Step 6: Final answer
    x = 199,205,163.90

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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.