Home / 330,561,146.80-495,841,720.20-294,848,311.60

Finding the Fourth Proportional to 330,561,146.80, 495,841,720.20 and 294,848,311.60

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Solution

The fourth proportional to 330,561,146.80, 495,841,720.20 and 294,848,311.60 is: 442,272,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,561,146.80 : 495,841,720.20 = 294,848,311.60 : x
  2. Step 2: Convert to fraction form
    330,561,146.80/495,841,720.20 = 294,848,311.60/x
  3. Step 3: Cross multiply
    330,561,146.80x = 495,841,720.20 × 294,848,311.60
  4. Step 4: Simplify right side
    330,561,146.80x = 146,198,094,021,809,632
  5. Step 5: Solve for x
    x = 146,198,094,021,809,632/330,561,146.80
  6. Step 6: Final answer
    x = 442,272,467.40

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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.