Home / 198,785,397.24-274,320,572.58-116,293,156.92

Finding the Fourth Proportional to 198,785,397.24, 274,320,572.58 and 116,293,156.92

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Solution

The fourth proportional to 198,785,397.24, 274,320,572.58 and 116,293,156.92 is: 160,482,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,785,397.24 : 274,320,572.58 = 116,293,156.92 : x
  2. Step 2: Convert to fraction form
    198,785,397.24/274,320,572.58 = 116,293,156.92/x
  3. Step 3: Cross multiply
    198,785,397.24x = 274,320,572.58 × 116,293,156.92
  4. Step 4: Simplify right side
    198,785,397.24x = 31,901,605,393,430,188
  5. Step 5: Solve for x
    x = 31,901,605,393,430,188/198,785,397.24
  6. Step 6: Final answer
    x = 160,482,640.26

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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.