Home / 289,532,002.20-434,298,003.30-244,182,370.20

Finding the Fourth Proportional to 289,532,002.20, 434,298,003.30 and 244,182,370.20

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Solution

The fourth proportional to 289,532,002.20, 434,298,003.30 and 244,182,370.20 is: 366,273,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,532,002.20 : 434,298,003.30 = 244,182,370.20 : x
  2. Step 2: Convert to fraction form
    289,532,002.20/434,298,003.30 = 244,182,370.20/x
  3. Step 3: Cross multiply
    289,532,002.20x = 434,298,003.30 × 244,182,370.20
  4. Step 4: Simplify right side
    289,532,002.20x = 106,047,915,818,921,424
  5. Step 5: Solve for x
    x = 106,047,915,818,921,424/289,532,002.20
  6. Step 6: Final answer
    x = 366,273,555.30

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Double scale
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Similar ratio
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1.5x scale

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.