Home / 198,915,642.10-298,373,463.15-166,630,601.35

Finding the Fourth Proportional to 198,915,642.10, 298,373,463.15 and 166,630,601.35

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Solution

The fourth proportional to 198,915,642.10, 298,373,463.15 and 166,630,601.35 is: 249,945,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,915,642.10 : 298,373,463.15 = 166,630,601.35 : x
  2. Step 2: Convert to fraction form
    198,915,642.10/298,373,463.15 = 166,630,601.35/x
  3. Step 3: Cross multiply
    198,915,642.10x = 298,373,463.15 × 166,630,601.35
  4. Step 4: Simplify right side
    198,915,642.10x = 49,718,149,591,566,560
  5. Step 5: Solve for x
    x = 49,718,149,591,566,560/198,915,642.10
  6. Step 6: Final answer
    x = 249,945,902.03

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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.