Home / 293,611,291.22-405,209,399.85-161,475,572.45

Finding the Fourth Proportional to 293,611,291.22, 405,209,399.85 and 161,475,572.45

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Solution

The fourth proportional to 293,611,291.22, 405,209,399.85 and 161,475,572.45 is: 222,850,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,611,291.22 : 405,209,399.85 = 161,475,572.45 : x
  2. Step 2: Convert to fraction form
    293,611,291.22/405,209,399.85 = 161,475,572.45/x
  3. Step 3: Cross multiply
    293,611,291.22x = 405,209,399.85 × 161,475,572.45
  4. Step 4: Simplify right side
    293,611,291.22x = 65,431,419,800,873,648
  5. Step 5: Solve for x
    x = 65,431,419,800,873,648/293,611,291.22
  6. Step 6: Final answer
    x = 222,850,488.92

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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.