Home / 301,504,705.20-452,257,057.80-198,192,574.80

Finding the Fourth Proportional to 301,504,705.20, 452,257,057.80 and 198,192,574.80

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Solution

The fourth proportional to 301,504,705.20, 452,257,057.80 and 198,192,574.80 is: 297,288,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,504,705.20 : 452,257,057.80 = 198,192,574.80 : x
  2. Step 2: Convert to fraction form
    301,504,705.20/452,257,057.80 = 198,192,574.80/x
  3. Step 3: Cross multiply
    301,504,705.20x = 452,257,057.80 × 198,192,574.80
  4. Step 4: Simplify right side
    301,504,705.20x = 89,633,990,756,854,432
  5. Step 5: Solve for x
    x = 89,633,990,756,854,432/301,504,705.20
  6. Step 6: Final answer
    x = 297,288,862.20

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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.