Home / 108,004,246.20-162,006,369.30-79,306,432.20

Finding the Fourth Proportional to 108,004,246.20, 162,006,369.30 and 79,306,432.20

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Solution

The fourth proportional to 108,004,246.20, 162,006,369.30 and 79,306,432.20 is: 118,959,648.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,004,246.20 : 162,006,369.30 = 79,306,432.20 : x
  2. Step 2: Convert to fraction form
    108,004,246.20/162,006,369.30 = 79,306,432.20/x
  3. Step 3: Cross multiply
    108,004,246.20x = 162,006,369.30 × 79,306,432.20
  4. Step 4: Simplify right side
    108,004,246.20x = 12,848,147,142,858,612
  5. Step 5: Solve for x
    x = 12,848,147,142,858,612/108,004,246.20
  6. Step 6: Final answer
    x = 118,959,648.30

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Double scale
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Similar ratio
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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.