Home / 66,576,052,870.74-99,853,448,907.82-19,401,492,112.47

Finding the Fourth Proportional to 66,576,052,870.74, 99,853,448,907.82 and 19,401,492,112.47

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Solution

The fourth proportional to 66,576,052,870.74, 99,853,448,907.82 and 19,401,492,112.47 is: 29,099,140,274.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,576,052,870.74 : 99,853,448,907.82 = 19,401,492,112.47 : x
  2. Step 2: Convert to fraction form
    66,576,052,870.74/99,853,448,907.82 = 19,401,492,112.47/x
  3. Step 3: Cross multiply
    66,576,052,870.74x = 99,853,448,907.82 × 19,401,492,112.47
  4. Step 4: Simplify right side
    66,576,052,870.74x = 1,937,305,901,387,996,200,960
  5. Step 5: Solve for x
    x = 1,937,305,901,387,996,200,960/66,576,052,870.74
  6. Step 6: Final answer
    x = 29,099,140,274.20

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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.