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Finding the Fourth Proportional to 133,759,569.60, 200,639,354.40 and 113,352,235.20

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Solution

The fourth proportional to 133,759,569.60, 200,639,354.40 and 113,352,235.20 is: 170,028,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,759,569.60 : 200,639,354.40 = 113,352,235.20 : x
  2. Step 2: Convert to fraction form
    133,759,569.60/200,639,354.40 = 113,352,235.20/x
  3. Step 3: Cross multiply
    133,759,569.60x = 200,639,354.40 × 113,352,235.20
  4. Step 4: Simplify right side
    133,759,569.60x = 22,742,919,290,324,956
  5. Step 5: Solve for x
    x = 22,742,919,290,324,956/133,759,569.60
  6. Step 6: Final answer
    x = 170,028,352.80

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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.