Home / 162,340,670.20-243,511,005.30-123,598,621.30

Finding the Fourth Proportional to 162,340,670.20, 243,511,005.30 and 123,598,621.30

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Solution

The fourth proportional to 162,340,670.20, 243,511,005.30 and 123,598,621.30 is: 185,397,931.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,340,670.20 : 243,511,005.30 = 123,598,621.30 : x
  2. Step 2: Convert to fraction form
    162,340,670.20/243,511,005.30 = 123,598,621.30/x
  3. Step 3: Cross multiply
    162,340,670.20x = 243,511,005.30 × 123,598,621.30
  4. Step 4: Simplify right side
    162,340,670.20x = 30,097,624,526,456,992
  5. Step 5: Solve for x
    x = 30,097,624,526,456,992/162,340,670.20
  6. Step 6: Final answer
    x = 185,397,931.95

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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.