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Finding the Fourth Proportional to 195,687,627.60, 293,531,441.40 and 50,120,907.60

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Solution

The fourth proportional to 195,687,627.60, 293,531,441.40 and 50,120,907.60 is: 75,181,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,687,627.60 : 293,531,441.40 = 50,120,907.60 : x
  2. Step 2: Convert to fraction form
    195,687,627.60/293,531,441.40 = 50,120,907.60/x
  3. Step 3: Cross multiply
    195,687,627.60x = 293,531,441.40 × 50,120,907.60
  4. Step 4: Simplify right side
    195,687,627.60x = 14,712,062,252,104,214
  5. Step 5: Solve for x
    x = 14,712,062,252,104,214/195,687,627.60
  6. Step 6: Final answer
    x = 75,181,361.40

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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.