Home / 338,659,150.69-467,244,890.13-197,430,403.69

Finding the Fourth Proportional to 338,659,150.69, 467,244,890.13 and 197,430,403.69

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Solution

The fourth proportional to 338,659,150.69, 467,244,890.13 and 197,430,403.69 is: 272,392,897.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,659,150.69 : 467,244,890.13 = 197,430,403.69 : x
  2. Step 2: Convert to fraction form
    338,659,150.69/467,244,890.13 = 197,430,403.69/x
  3. Step 3: Cross multiply
    338,659,150.69x = 467,244,890.13 × 197,430,403.69
  4. Step 4: Simplify right side
    338,659,150.69x = 92,248,347,280,455,600
  5. Step 5: Solve for x
    x = 92,248,347,280,455,600/338,659,150.69
  6. Step 6: Final answer
    x = 272,392,897.38

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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.