Home / 234,689,928.40-352,034,892.60-137,692,104.40

Finding the Fourth Proportional to 234,689,928.40, 352,034,892.60 and 137,692,104.40

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Solution

The fourth proportional to 234,689,928.40, 352,034,892.60 and 137,692,104.40 is: 206,538,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,689,928.40 : 352,034,892.60 = 137,692,104.40 : x
  2. Step 2: Convert to fraction form
    234,689,928.40/352,034,892.60 = 137,692,104.40/x
  3. Step 3: Cross multiply
    234,689,928.40x = 352,034,892.60 × 137,692,104.40
  4. Step 4: Simplify right side
    234,689,928.40x = 48,472,425,184,321,992
  5. Step 5: Solve for x
    x = 48,472,425,184,321,992/234,689,928.40
  6. Step 6: Final answer
    x = 206,538,156.60

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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.