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Finding the Fourth Proportional to 201,551,679.60, 302,103,570.60 and 110,740,441.20

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Solution

The fourth proportional to 201,551,679.60, 302,103,570.60 and 110,740,441.20 is: 165,987,615.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,551,679.60 : 302,103,570.60 = 110,740,441.20 : x
  2. Step 2: Convert to fraction form
    201,551,679.60/302,103,570.60 = 110,740,441.20/x
  3. Step 3: Cross multiply
    201,551,679.60x = 302,103,570.60 × 110,740,441.20
  4. Step 4: Simplify right side
    201,551,679.60x = 33,455,082,696,339,352
  5. Step 5: Solve for x
    x = 33,455,082,696,339,352/201,551,679.60
  6. Step 6: Final answer
    x = 165,987,615.50

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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.