Home / 198,707,151.71-274,168,961.39-167,037,726.83

Finding the Fourth Proportional to 198,707,151.71, 274,168,961.39 and 167,037,726.83

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Solution

The fourth proportional to 198,707,151.71, 274,168,961.39 and 167,037,726.83 is: 230,472,631.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,707,151.71 : 274,168,961.39 = 167,037,726.83 : x
  2. Step 2: Convert to fraction form
    198,707,151.71/274,168,961.39 = 167,037,726.83/x
  3. Step 3: Cross multiply
    198,707,151.71x = 274,168,961.39 × 167,037,726.83
  4. Step 4: Simplify right side
    198,707,151.71x = 45,796,560,076,974,384
  5. Step 5: Solve for x
    x = 45,796,560,076,974,384/198,707,151.71
  6. Step 6: Final answer
    x = 230,472,631.12

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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.