Home / 162,340,669.20-243,511,003.80-123,598,620.30

Finding the Fourth Proportional to 162,340,669.20, 243,511,003.80 and 123,598,620.30

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Solution

The fourth proportional to 162,340,669.20, 243,511,003.80 and 123,598,620.30 is: 185,397,930.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,340,669.20 : 243,511,003.80 = 123,598,620.30 : x
  2. Step 2: Convert to fraction form
    162,340,669.20/243,511,003.80 = 123,598,620.30/x
  3. Step 3: Cross multiply
    162,340,669.20x = 243,511,003.80 × 123,598,620.30
  4. Step 4: Simplify right side
    162,340,669.20x = 30,097,624,097,548,056
  5. Step 5: Solve for x
    x = 30,097,624,097,548,056/162,340,669.20
  6. Step 6: Final answer
    x = 185,397,930.45

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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.