Home / 338,580,395.82-467,245,788.21-253,657,042.56

Finding the Fourth Proportional to 338,580,395.82, 467,245,788.21 and 253,657,042.56

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Solution

The fourth proportional to 338,580,395.82, 467,245,788.21 and 253,657,042.56 is: 350,050,346.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,580,395.82 : 467,245,788.21 = 253,657,042.56 : x
  2. Step 2: Convert to fraction form
    338,580,395.82/467,245,788.21 = 253,657,042.56/x
  3. Step 3: Cross multiply
    338,580,395.82x = 467,245,788.21 × 253,657,042.56
  4. Step 4: Simplify right side
    338,580,395.82x = 118,520,184,785,964,704
  5. Step 5: Solve for x
    x = 118,520,184,785,964,704/338,580,395.82
  6. Step 6: Final answer
    x = 350,050,346.24

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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.