Home / 66,576,052,871.99-99,853,448,909.69-19,401,492,113.72

Finding the Fourth Proportional to 66,576,052,871.99, 99,853,448,909.69 and 19,401,492,113.72

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Solution

The fourth proportional to 66,576,052,871.99, 99,853,448,909.69 and 19,401,492,113.72 is: 29,099,140,276.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,576,052,871.99 : 99,853,448,909.69 = 19,401,492,113.72 : x
  2. Step 2: Convert to fraction form
    66,576,052,871.99/99,853,448,909.69 = 19,401,492,113.72/x
  3. Step 3: Cross multiply
    66,576,052,871.99x = 99,853,448,909.69 × 19,401,492,113.72
  4. Step 4: Simplify right side
    66,576,052,871.99x = 1,937,305,901,548,951,568,384
  5. Step 5: Solve for x
    x = 1,937,305,901,548,951,568,384/66,576,052,871.99
  6. Step 6: Final answer
    x = 29,099,140,276.07

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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.