Home / 333,656,911.20-500,485,366.80-320,052,021.60

Finding the Fourth Proportional to 333,656,911.20, 500,485,366.80 and 320,052,021.60

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Solution

The fourth proportional to 333,656,911.20, 500,485,366.80 and 320,052,021.60 is: 480,078,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,656,911.20 : 500,485,366.80 = 320,052,021.60 : x
  2. Step 2: Convert to fraction form
    333,656,911.20/500,485,366.80 = 320,052,021.60/x
  3. Step 3: Cross multiply
    333,656,911.20x = 500,485,366.80 × 320,052,021.60
  4. Step 4: Simplify right side
    333,656,911.20x = 160,181,353,425,557,536
  5. Step 5: Solve for x
    x = 160,181,353,425,557,536/333,656,911.20
  6. Step 6: Final answer
    x = 480,078,032.40

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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.