Home / 26,881,146,189.90-40,321,719,284.85-18,609,373,313.10

Finding the Fourth Proportional to 26,881,146,189.90, 40,321,719,284.85 and 18,609,373,313.10

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Solution

The fourth proportional to 26,881,146,189.90, 40,321,719,284.85 and 18,609,373,313.10 is: 27,914,059,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,881,146,189.90 : 40,321,719,284.85 = 18,609,373,313.10 : x
  2. Step 2: Convert to fraction form
    26,881,146,189.90/40,321,719,284.85 = 18,609,373,313.10/x
  3. Step 3: Cross multiply
    26,881,146,189.90x = 40,321,719,284.85 × 18,609,373,313.10
  4. Step 4: Simplify right side
    26,881,146,189.90x = 750,361,926,797,797,097,472
  5. Step 5: Solve for x
    x = 750,361,926,797,797,097,472/26,881,146,189.90
  6. Step 6: Final answer
    x = 27,914,059,969.65

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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.