Home / 6,705,309,961.59-9,250,420,199.36-3,991,055,824.10

Finding the Fourth Proportional to 6,705,309,961.59, 9,250,420,199.36 and 3,991,055,824.10

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Solution

The fourth proportional to 6,705,309,961.59, 9,250,420,199.36 and 3,991,055,824.10 is: 5,505,926,440.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,705,309,961.59 : 9,250,420,199.36 = 3,991,055,824.10 : x
  2. Step 2: Convert to fraction form
    6,705,309,961.59/9,250,420,199.36 = 3,991,055,824.10/x
  3. Step 3: Cross multiply
    6,705,309,961.59x = 9,250,420,199.36 × 3,991,055,824.10
  4. Step 4: Simplify right side
    6,705,309,961.59x = 36,918,943,411,961,798,656
  5. Step 5: Solve for x
    x = 36,918,943,411,961,798,656/6,705,309,961.59
  6. Step 6: Final answer
    x = 5,505,926,440.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.