Home / 198,609,606.18-274,076,960.58-114,981,282.54

Finding the Fourth Proportional to 198,609,606.18, 274,076,960.58 and 114,981,282.54

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Solution

The fourth proportional to 198,609,606.18, 274,076,960.58 and 114,981,282.54 is: 158,671,682.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,609,606.18 : 274,076,960.58 = 114,981,282.54 : x
  2. Step 2: Convert to fraction form
    198,609,606.18/274,076,960.58 = 114,981,282.54/x
  3. Step 3: Cross multiply
    198,609,606.18x = 274,076,960.58 × 114,981,282.54
  4. Step 4: Simplify right side
    198,609,606.18x = 31,513,720,442,153,424
  5. Step 5: Solve for x
    x = 31,513,720,442,153,424/198,609,606.18
  6. Step 6: Final answer
    x = 158,671,682.85

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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.