Home / 373,445,699.30-515,355,778.20-206,182,284.14

Finding the Fourth Proportional to 373,445,699.30, 515,355,778.20 and 206,182,284.14

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Solution

The fourth proportional to 373,445,699.30, 515,355,778.20 and 206,182,284.14 is: 284,531,945.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,445,699.30 : 515,355,778.20 = 206,182,284.14 : x
  2. Step 2: Convert to fraction form
    373,445,699.30/515,355,778.20 = 206,182,284.14/x
  3. Step 3: Cross multiply
    373,445,699.30x = 515,355,778.20 × 206,182,284.14
  4. Step 4: Simplify right side
    373,445,699.30x = 106,257,231,494,023,200
  5. Step 5: Solve for x
    x = 106,257,231,494,023,200/373,445,699.30
  6. Step 6: Final answer
    x = 284,531,945.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.