Home / 2,659,392,142.80-3,989,088,214.20-2,604,972,584.40

Finding the Fourth Proportional to 2,659,392,142.80, 3,989,088,214.20 and 2,604,972,584.40

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Solution

The fourth proportional to 2,659,392,142.80, 3,989,088,214.20 and 2,604,972,584.40 is: 3,907,458,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,392,142.80 : 3,989,088,214.20 = 2,604,972,584.40 : x
  2. Step 2: Convert to fraction form
    2,659,392,142.80/3,989,088,214.20 = 2,604,972,584.40/x
  3. Step 3: Cross multiply
    2,659,392,142.80x = 3,989,088,214.20 × 2,604,972,584.40
  4. Step 4: Simplify right side
    2,659,392,142.80x = 10,391,465,434,744,154,112
  5. Step 5: Solve for x
    x = 10,391,465,434,744,154,112/2,659,392,142.80
  6. Step 6: Final answer
    x = 3,907,458,876.60

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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.