Home / 293,530,322.46-405,072,105.60-161,373,567.48

Finding the Fourth Proportional to 293,530,322.46, 405,072,105.60 and 161,373,567.48

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Solution

The fourth proportional to 293,530,322.46, 405,072,105.60 and 161,373,567.48 is: 222,695,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,530,322.46 : 405,072,105.60 = 161,373,567.48 : x
  2. Step 2: Convert to fraction form
    293,530,322.46/405,072,105.60 = 161,373,567.48/x
  3. Step 3: Cross multiply
    293,530,322.46x = 405,072,105.60 × 161,373,567.48
  4. Step 4: Simplify right side
    293,530,322.46x = 65,367,930,767,307,288
  5. Step 5: Solve for x
    x = 65,367,930,767,307,288/293,530,322.46
  6. Step 6: Final answer
    x = 222,695,666.39

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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.