Home / 2,692,899,110.40-4,039,348,665.60-1,659,777,806.40

Finding the Fourth Proportional to 2,692,899,110.40, 4,039,348,665.60 and 1,659,777,806.40

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Solution

The fourth proportional to 2,692,899,110.40, 4,039,348,665.60 and 1,659,777,806.40 is: 2,489,666,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,899,110.40 : 4,039,348,665.60 = 1,659,777,806.40 : x
  2. Step 2: Convert to fraction form
    2,692,899,110.40/4,039,348,665.60 = 1,659,777,806.40/x
  3. Step 3: Cross multiply
    2,692,899,110.40x = 4,039,348,665.60 × 1,659,777,806.40
  4. Step 4: Simplify right side
    2,692,899,110.40x = 6,704,421,267,474,335,744
  5. Step 5: Solve for x
    x = 6,704,421,267,474,335,744/2,692,899,110.40
  6. Step 6: Final answer
    x = 2,489,666,709.60

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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.