Home / 330,092,001.90-495,138,002.85-305,149,704.30

Finding the Fourth Proportional to 330,092,001.90, 495,138,002.85 and 305,149,704.30

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Solution

The fourth proportional to 330,092,001.90, 495,138,002.85 and 305,149,704.30 is: 457,724,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,092,001.90 : 495,138,002.85 = 305,149,704.30 : x
  2. Step 2: Convert to fraction form
    330,092,001.90/495,138,002.85 = 305,149,704.30/x
  3. Step 3: Cross multiply
    330,092,001.90x = 495,138,002.85 × 305,149,704.30
  4. Step 4: Simplify right side
    330,092,001.90x = 151,091,215,157,370,080
  5. Step 5: Solve for x
    x = 151,091,215,157,370,080/330,092,001.90
  6. Step 6: Final answer
    x = 457,724,556.45

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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.