Home / 330,303,631.80-495,439,701.30-111,932,556.60

Finding the Fourth Proportional to 330,303,631.80, 495,439,701.30 and 111,932,556.60

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Solution

The fourth proportional to 330,303,631.80, 495,439,701.30 and 111,932,556.60 is: 167,893,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,303,631.80 : 495,439,701.30 = 111,932,556.60 : x
  2. Step 2: Convert to fraction form
    330,303,631.80/495,439,701.30 = 111,932,556.60/x
  3. Step 3: Cross multiply
    330,303,631.80x = 495,439,701.30 × 111,932,556.60
  4. Step 4: Simplify right side
    330,303,631.80x = 55,455,832,407,649,344
  5. Step 5: Solve for x
    x = 55,455,832,407,649,344/330,303,631.80
  6. Step 6: Final answer
    x = 167,893,498.80

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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.