Home / 337,003,634.90-505,505,452.35-81,702,002.90

Finding the Fourth Proportional to 337,003,634.90, 505,505,452.35 and 81,702,002.90

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Solution

The fourth proportional to 337,003,634.90, 505,505,452.35 and 81,702,002.90 is: 122,553,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,003,634.90 : 505,505,452.35 = 81,702,002.90 : x
  2. Step 2: Convert to fraction form
    337,003,634.90/505,505,452.35 = 81,702,002.90/x
  3. Step 3: Cross multiply
    337,003,634.90x = 505,505,452.35 × 81,702,002.90
  4. Step 4: Simplify right side
    337,003,634.90x = 41,300,807,933,865,520
  5. Step 5: Solve for x
    x = 41,300,807,933,865,520/337,003,634.90
  6. Step 6: Final answer
    x = 122,553,004.35

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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.