Home / 199,133,167.20-298,677,632.40-163,168,648.80

Finding the Fourth Proportional to 199,133,167.20, 298,677,632.40 and 163,168,648.80

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Solution

The fourth proportional to 199,133,167.20, 298,677,632.40 and 163,168,648.80 is: 244,734,849.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,133,167.20 : 298,677,632.40 = 163,168,648.80 : x
  2. Step 2: Convert to fraction form
    199,133,167.20/298,677,632.40 = 163,168,648.80/x
  3. Step 3: Cross multiply
    199,133,167.20x = 298,677,632.40 × 163,168,648.80
  4. Step 4: Simplify right side
    199,133,167.20x = 48,734,825,705,491,104
  5. Step 5: Solve for x
    x = 48,734,825,705,491,104/199,133,167.20
  6. Step 6: Final answer
    x = 244,734,849.50

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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.