Home / 199,383,938.60-298,572,023.10-159,073,154.60

Finding the Fourth Proportional to 199,383,938.60, 298,572,023.10 and 159,073,154.60

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Solution

The fourth proportional to 199,383,938.60, 298,572,023.10 and 159,073,154.60 is: 238,207,720.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,383,938.60 : 298,572,023.10 = 159,073,154.60 : x
  2. Step 2: Convert to fraction form
    199,383,938.60/298,572,023.10 = 159,073,154.60/x
  3. Step 3: Cross multiply
    199,383,938.60x = 298,572,023.10 × 159,073,154.60
  4. Step 4: Simplify right side
    199,383,938.60x = 47,494,793,589,821,072
  5. Step 5: Solve for x
    x = 47,494,793,589,821,072/199,383,938.60
  6. Step 6: Final answer
    x = 238,207,720.86

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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.