Home / 330,749,847.40-496,199,514.33-109,420,668.05

Finding the Fourth Proportional to 330,749,847.40, 496,199,514.33 and 109,420,668.05

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Solution

The fourth proportional to 330,749,847.40, 496,199,514.33 and 109,420,668.05 is: 164,155,729.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,749,847.40 : 496,199,514.33 = 109,420,668.05 : x
  2. Step 2: Convert to fraction form
    330,749,847.40/496,199,514.33 = 109,420,668.05/x
  3. Step 3: Cross multiply
    330,749,847.40x = 496,199,514.33 × 109,420,668.05
  4. Step 4: Simplify right side
    330,749,847.40x = 54,294,482,341,593,152
  5. Step 5: Solve for x
    x = 54,294,482,341,593,152/330,749,847.40
  6. Step 6: Final answer
    x = 164,155,729.08

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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.