Home / 201,678,164.20-302,517,246.30-132,803,410.60

Finding the Fourth Proportional to 201,678,164.20, 302,517,246.30 and 132,803,410.60

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Solution

The fourth proportional to 201,678,164.20, 302,517,246.30 and 132,803,410.60 is: 199,205,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,678,164.20 : 302,517,246.30 = 132,803,410.60 : x
  2. Step 2: Convert to fraction form
    201,678,164.20/302,517,246.30 = 132,803,410.60/x
  3. Step 3: Cross multiply
    201,678,164.20x = 302,517,246.30 × 132,803,410.60
  4. Step 4: Simplify right side
    201,678,164.20x = 40,175,322,073,960,232
  5. Step 5: Solve for x
    x = 40,175,322,073,960,232/201,678,164.20
  6. Step 6: Final answer
    x = 199,205,115.90

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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.