Home / 12,563,969,428.10-18,845,954,142.15-10,629,051,796.10

Finding the Fourth Proportional to 12,563,969,428.10, 18,845,954,142.15 and 10,629,051,796.10

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Solution

The fourth proportional to 12,563,969,428.10, 18,845,954,142.15 and 10,629,051,796.10 is: 15,943,577,694.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563,969,428.10 : 18,845,954,142.15 = 10,629,051,796.10 : x
  2. Step 2: Convert to fraction form
    12,563,969,428.10/18,845,954,142.15 = 10,629,051,796.10/x
  3. Step 3: Cross multiply
    12,563,969,428.10x = 18,845,954,142.15 × 10,629,051,796.10
  4. Step 4: Simplify right side
    12,563,969,428.10x = 200,314,622,723,837,722,624
  5. Step 5: Solve for x
    x = 200,314,622,723,837,722,624/12,563,969,428.10
  6. Step 6: Final answer
    x = 15,943,577,694.15

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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.