Home / 292,187,353.13-403,231,222.19-161,807,161.13

Finding the Fourth Proportional to 292,187,353.13, 403,231,222.19 and 161,807,161.13

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Solution

The fourth proportional to 292,187,353.13, 403,231,222.19 and 161,807,161.13 is: 223,300,901.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,187,353.13 : 403,231,222.19 = 161,807,161.13 : x
  2. Step 2: Convert to fraction form
    292,187,353.13/403,231,222.19 = 161,807,161.13/x
  3. Step 3: Cross multiply
    292,187,353.13x = 403,231,222.19 × 161,807,161.13
  4. Step 4: Simplify right side
    292,187,353.13x = 65,245,699,339,932,520
  5. Step 5: Solve for x
    x = 65,245,699,339,932,520/292,187,353.13
  6. Step 6: Final answer
    x = 223,300,901.43

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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.