Home / 439,399,467.20-659,099,200.80-337,676,945.60

Finding the Fourth Proportional to 439,399,467.20, 659,099,200.80 and 337,676,945.60

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Solution

The fourth proportional to 439,399,467.20, 659,099,200.80 and 337,676,945.60 is: 506,515,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,399,467.20 : 659,099,200.80 = 337,676,945.60 : x
  2. Step 2: Convert to fraction form
    439,399,467.20/659,099,200.80 = 337,676,945.60/x
  3. Step 3: Cross multiply
    439,399,467.20x = 659,099,200.80 × 337,676,945.60
  4. Step 4: Simplify right side
    439,399,467.20x = 222,562,604,973,545,088
  5. Step 5: Solve for x
    x = 222,562,604,973,545,088/439,399,467.20
  6. Step 6: Final answer
    x = 506,515,418.40

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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.