Home / 66,576,052,873.49-99,853,448,911.94-19,401,492,115.22

Finding the Fourth Proportional to 66,576,052,873.49, 99,853,448,911.94 and 19,401,492,115.22

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Solution

The fourth proportional to 66,576,052,873.49, 99,853,448,911.94 and 19,401,492,115.22 is: 29,099,140,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,576,052,873.49 : 99,853,448,911.94 = 19,401,492,115.22 : x
  2. Step 2: Convert to fraction form
    66,576,052,873.49/99,853,448,911.94 = 19,401,492,115.22/x
  3. Step 3: Cross multiply
    66,576,052,873.49x = 99,853,448,911.94 × 19,401,492,115.22
  4. Step 4: Simplify right side
    66,576,052,873.49x = 1,937,305,901,741,930,708,992
  5. Step 5: Solve for x
    x = 1,937,305,901,741,930,708,992/66,576,052,873.49
  6. Step 6: Final answer
    x = 29,099,140,278.31

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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.