Home / 193,104,584.70-289,656,877.05-47,536,989.90

Finding the Fourth Proportional to 193,104,584.70, 289,656,877.05 and 47,536,989.90

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Solution

The fourth proportional to 193,104,584.70, 289,656,877.05 and 47,536,989.90 is: 71,305,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,104,584.70 : 289,656,877.05 = 47,536,989.90 : x
  2. Step 2: Convert to fraction form
    193,104,584.70/289,656,877.05 = 47,536,989.90/x
  3. Step 3: Cross multiply
    193,104,584.70x = 289,656,877.05 × 47,536,989.90
  4. Step 4: Simplify right side
    193,104,584.70x = 13,769,416,038,791,392
  5. Step 5: Solve for x
    x = 13,769,416,038,791,392/193,104,584.70
  6. Step 6: Final answer
    x = 71,305,484.85

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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.