Home / 18,973,589,211.12-26,183,555,593.24-10,515,959,016.24

Finding the Fourth Proportional to 18,973,589,211.12, 26,183,555,593.24 and 10,515,959,016.24

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Solution

The fourth proportional to 18,973,589,211.12, 26,183,555,593.24 and 10,515,959,016.24 is: 14,512,024,817.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973,589,211.12 : 26,183,555,593.24 = 10,515,959,016.24 : x
  2. Step 2: Convert to fraction form
    18,973,589,211.12/26,183,555,593.24 = 10,515,959,016.24/x
  3. Step 3: Cross multiply
    18,973,589,211.12x = 26,183,555,593.24 × 10,515,959,016.24
  4. Step 4: Simplify right side
    18,973,589,211.12x = 275,345,197,517,953,466,368
  5. Step 5: Solve for x
    x = 275,345,197,517,953,466,368/18,973,589,211.12
  6. Step 6: Final answer
    x = 14,512,024,817.98

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Double scale
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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.