Home / 292,187,360.64-403,231,232.55-161,807,168.64

Finding the Fourth Proportional to 292,187,360.64, 403,231,232.55 and 161,807,168.64

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Solution

The fourth proportional to 292,187,360.64, 403,231,232.55 and 161,807,168.64 is: 223,300,911.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,187,360.64 : 403,231,232.55 = 161,807,168.64 : x
  2. Step 2: Convert to fraction form
    292,187,360.64/403,231,232.55 = 161,807,168.64/x
  3. Step 3: Cross multiply
    292,187,360.64x = 403,231,232.55 × 161,807,168.64
  4. Step 4: Simplify right side
    292,187,360.64x = 65,245,704,046,132,904
  5. Step 5: Solve for x
    x = 65,245,704,046,132,904/292,187,360.64
  6. Step 6: Final answer
    x = 223,300,911.80

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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.