Home / 129,557,905.60-194,336,858.40-33,819,793.60

Finding the Fourth Proportional to 129,557,905.60, 194,336,858.40 and 33,819,793.60

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Solution

The fourth proportional to 129,557,905.60, 194,336,858.40 and 33,819,793.60 is: 50,729,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,557,905.60 : 194,336,858.40 = 33,819,793.60 : x
  2. Step 2: Convert to fraction form
    129,557,905.60/194,336,858.40 = 33,819,793.60/x
  3. Step 3: Cross multiply
    129,557,905.60x = 194,336,858.40 × 33,819,793.60
  4. Step 4: Simplify right side
    129,557,905.60x = 6,572,432,439,960,427
  5. Step 5: Solve for x
    x = 6,572,432,439,960,427/129,557,905.60
  6. Step 6: Final answer
    x = 50,729,690.40

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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.