Home / 2,659,397,467.20-3,989,096,200.80-2,516,546,126.40

Finding the Fourth Proportional to 2,659,397,467.20, 3,989,096,200.80 and 2,516,546,126.40

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Solution

The fourth proportional to 2,659,397,467.20, 3,989,096,200.80 and 2,516,546,126.40 is: 3,774,819,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,397,467.20 : 3,989,096,200.80 = 2,516,546,126.40 : x
  2. Step 2: Convert to fraction form
    2,659,397,467.20/3,989,096,200.80 = 2,516,546,126.40/x
  3. Step 3: Cross multiply
    2,659,397,467.20x = 3,989,096,200.80 × 2,516,546,126.40
  4. Step 4: Simplify right side
    2,659,397,467.20x = 10,038,744,591,960,197,120
  5. Step 5: Solve for x
    x = 10,038,744,591,960,197,120/2,659,397,467.20
  6. Step 6: Final answer
    x = 3,774,819,189.60

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Double scale
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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.