Home / 193,103,722.60-289,655,583.90-191,760,029.80

Finding the Fourth Proportional to 193,103,722.60, 289,655,583.90 and 191,760,029.80

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Solution

The fourth proportional to 193,103,722.60, 289,655,583.90 and 191,760,029.80 is: 287,640,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,103,722.60 : 289,655,583.90 = 191,760,029.80 : x
  2. Step 2: Convert to fraction form
    193,103,722.60/289,655,583.90 = 191,760,029.80/x
  3. Step 3: Cross multiply
    193,103,722.60x = 289,655,583.90 × 191,760,029.80
  4. Step 4: Simplify right side
    193,103,722.60x = 55,544,363,400,400,400
  5. Step 5: Solve for x
    x = 55,544,363,400,400,400/193,103,722.60
  6. Step 6: Final answer
    x = 287,640,044.70

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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.