Home / 292,187,362.64-403,231,235.32-161,807,170.64

Finding the Fourth Proportional to 292,187,362.64, 403,231,235.32 and 161,807,170.64

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Solution

The fourth proportional to 292,187,362.64, 403,231,235.32 and 161,807,170.64 is: 223,300,914.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,187,362.64 : 403,231,235.32 = 161,807,170.64 : x
  2. Step 2: Convert to fraction form
    292,187,362.64/403,231,235.32 = 161,807,170.64/x
  3. Step 3: Cross multiply
    292,187,362.64x = 403,231,235.32 × 161,807,170.64
  4. Step 4: Simplify right side
    292,187,362.64x = 65,245,705,300,801,232
  5. Step 5: Solve for x
    x = 65,245,705,300,801,232/292,187,362.64
  6. Step 6: Final answer
    x = 223,300,914.56

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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.