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Finding the Fourth Proportional to 454,652,117.10, 681,978,175.65 and 454,652,117.10

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Solution

The fourth proportional to 454,652,117.10, 681,978,175.65 and 454,652,117.10 is: 681,978,175.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,652,117.10 : 681,978,175.65 = 454,652,117.10 : x
  2. Step 2: Convert to fraction form
    454,652,117.10/681,978,175.65 = 454,652,117.10/x
  3. Step 3: Cross multiply
    454,652,117.10x = 681,978,175.65 × 454,652,117.10
  4. Step 4: Simplify right side
    454,652,117.10x = 310,062,821,375,268,160
  5. Step 5: Solve for x
    x = 310,062,821,375,268,160/454,652,117.10
  6. Step 6: Final answer
    x = 681,978,175.65

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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.