Home / 198,324,701.10-297,487,051.65-166,579,958.70

Finding the Fourth Proportional to 198,324,701.10, 297,487,051.65 and 166,579,958.70

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Solution

The fourth proportional to 198,324,701.10, 297,487,051.65 and 166,579,958.70 is: 249,869,938.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,324,701.10 : 297,487,051.65 = 166,579,958.70 : x
  2. Step 2: Convert to fraction form
    198,324,701.10/297,487,051.65 = 166,579,958.70/x
  3. Step 3: Cross multiply
    198,324,701.10x = 297,487,051.65 × 166,579,958.70
  4. Step 4: Simplify right side
    198,324,701.10x = 49,555,380,777,641,760
  5. Step 5: Solve for x
    x = 49,555,380,777,641,760/198,324,701.10
  6. Step 6: Final answer
    x = 249,869,938.05

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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.