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Finding the Fourth Proportional to 159,848,488.60, 239,772,732.90 and 159,848,488.60

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Solution

The fourth proportional to 159,848,488.60, 239,772,732.90 and 159,848,488.60 is: 239,772,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,848,488.60 : 239,772,732.90 = 159,848,488.60 : x
  2. Step 2: Convert to fraction form
    159,848,488.60/239,772,732.90 = 159,848,488.60/x
  3. Step 3: Cross multiply
    159,848,488.60x = 239,772,732.90 × 159,848,488.60
  4. Step 4: Simplify right side
    159,848,488.60x = 38,327,308,961,556,496
  5. Step 5: Solve for x
    x = 38,327,308,961,556,496/159,848,488.60
  6. Step 6: Final answer
    x = 239,772,732.90

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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.