Home / 193,104,311.60-289,656,467.40-191,760,618.80

Finding the Fourth Proportional to 193,104,311.60, 289,656,467.40 and 191,760,618.80

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Solution

The fourth proportional to 193,104,311.60, 289,656,467.40 and 191,760,618.80 is: 287,640,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,104,311.60 : 289,656,467.40 = 191,760,618.80 : x
  2. Step 2: Convert to fraction form
    193,104,311.60/289,656,467.40 = 191,760,618.80/x
  3. Step 3: Cross multiply
    193,104,311.60x = 289,656,467.40 × 191,760,618.80
  4. Step 4: Simplify right side
    193,104,311.60x = 55,544,703,428,046,024
  5. Step 5: Solve for x
    x = 55,544,703,428,046,024/193,104,311.60
  6. Step 6: Final answer
    x = 287,640,928.20

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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.