Home / 368,174,845.76-508,092,085.13-200,921,906.05

Finding the Fourth Proportional to 368,174,845.76, 508,092,085.13 and 200,921,906.05

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Solution

The fourth proportional to 368,174,845.76, 508,092,085.13 and 200,921,906.05 is: 277,278,123.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,174,845.76 : 508,092,085.13 = 200,921,906.05 : x
  2. Step 2: Convert to fraction form
    368,174,845.76/508,092,085.13 = 200,921,906.05/x
  3. Step 3: Cross multiply
    368,174,845.76x = 508,092,085.13 × 200,921,906.05
  4. Step 4: Simplify right side
    368,174,845.76x = 102,086,830,193,238,464
  5. Step 5: Solve for x
    x = 102,086,830,193,238,464/368,174,845.76
  6. Step 6: Final answer
    x = 277,278,123.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.