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Finding the Fourth Proportional to 159,446,535.60, 238,791,889.80 and 159,446,535.60

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Solution

The fourth proportional to 159,446,535.60, 238,791,889.80 and 159,446,535.60 is: 238,791,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,446,535.60 : 238,791,889.80 = 159,446,535.60 : x
  2. Step 2: Convert to fraction form
    159,446,535.60/238,791,889.80 = 159,446,535.60/x
  3. Step 3: Cross multiply
    159,446,535.60x = 238,791,889.80 × 159,446,535.60
  4. Step 4: Simplify right side
    159,446,535.60x = 38,074,539,557,986,976
  5. Step 5: Solve for x
    x = 38,074,539,557,986,976/159,446,535.60
  6. Step 6: Final answer
    x = 238,791,889.80

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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.