Home / 199,115,271.20-298,672,906.80-62,814,432.80

Finding the Fourth Proportional to 199,115,271.20, 298,672,906.80 and 62,814,432.80

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Solution

The fourth proportional to 199,115,271.20, 298,672,906.80 and 62,814,432.80 is: 94,221,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,115,271.20 : 298,672,906.80 = 62,814,432.80 : x
  2. Step 2: Convert to fraction form
    199,115,271.20/298,672,906.80 = 62,814,432.80/x
  3. Step 3: Cross multiply
    199,115,271.20x = 298,672,906.80 × 62,814,432.80
  4. Step 4: Simplify right side
    199,115,271.20x = 18,760,969,233,369,264
  5. Step 5: Solve for x
    x = 18,760,969,233,369,264/199,115,271.20
  6. Step 6: Final answer
    x = 94,221,649.20

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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.