Home / 207,899,140,809.60-311,848,711,214.40-194,675,188,118.40

Finding the Fourth Proportional to 207,899,140,809.60, 311,848,711,214.40 and 194,675,188,118.40

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Solution

The fourth proportional to 207,899,140,809.60, 311,848,711,214.40 and 194,675,188,118.40 is: 292,012,782,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,899,140,809.60 : 311,848,711,214.40 = 194,675,188,118.40 : x
  2. Step 2: Convert to fraction form
    207,899,140,809.60/311,848,711,214.40 = 194,675,188,118.40/x
  3. Step 3: Cross multiply
    207,899,140,809.60x = 311,848,711,214.40 × 194,675,188,118.40
  4. Step 4: Simplify right side
    207,899,140,809.60x = 60,709,206,520,143,915,515,904
  5. Step 5: Solve for x
    x = 60,709,206,520,143,915,515,904/207,899,140,809.60
  6. Step 6: Final answer
    x = 292,012,782,177.60

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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.