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Finding the Fourth Proportional to 3,713,531,709.90, 5,570,297,564.85 and 3,713,531,709.90

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Solution

The fourth proportional to 3,713,531,709.90, 5,570,297,564.85 and 3,713,531,709.90 is: 5,570,297,564.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713,531,709.90 : 5,570,297,564.85 = 3,713,531,709.90 : x
  2. Step 2: Convert to fraction form
    3,713,531,709.90/5,570,297,564.85 = 3,713,531,709.90/x
  3. Step 3: Cross multiply
    3,713,531,709.90x = 5,570,297,564.85 × 3,713,531,709.90
  4. Step 4: Simplify right side
    3,713,531,709.90x = 20,685,476,640,649,228,288
  5. Step 5: Solve for x
    x = 20,685,476,640,649,228,288/3,713,531,709.90
  6. Step 6: Final answer
    x = 5,570,297,564.85

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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.