Home / 199,300,008.60-298,950,012.90-148,281,672.60

Finding the Fourth Proportional to 199,300,008.60, 298,950,012.90 and 148,281,672.60

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Solution

The fourth proportional to 199,300,008.60, 298,950,012.90 and 148,281,672.60 is: 222,422,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,300,008.60 : 298,950,012.90 = 148,281,672.60 : x
  2. Step 2: Convert to fraction form
    199,300,008.60/298,950,012.90 = 148,281,672.60/x
  3. Step 3: Cross multiply
    199,300,008.60x = 298,950,012.90 × 148,281,672.60
  4. Step 4: Simplify right side
    199,300,008.60x = 44,328,807,936,603,568
  5. Step 5: Solve for x
    x = 44,328,807,936,603,568/199,300,008.60
  6. Step 6: Final answer
    x = 222,422,508.90

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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.