Home / 498,453,946.20-747,680,919.30-240,173,620.20

Finding the Fourth Proportional to 498,453,946.20, 747,680,919.30 and 240,173,620.20

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Solution

The fourth proportional to 498,453,946.20, 747,680,919.30 and 240,173,620.20 is: 360,260,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,453,946.20 : 747,680,919.30 = 240,173,620.20 : x
  2. Step 2: Convert to fraction form
    498,453,946.20/747,680,919.30 = 240,173,620.20/x
  3. Step 3: Cross multiply
    498,453,946.20x = 747,680,919.30 × 240,173,620.20
  4. Step 4: Simplify right side
    498,453,946.20x = 179,573,233,142,745,024
  5. Step 5: Solve for x
    x = 179,573,233,142,745,024/498,453,946.20
  6. Step 6: Final answer
    x = 360,260,430.30

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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.