Home / 161,076,299.67-222,279,036.98-98,457,243.62

Finding the Fourth Proportional to 161,076,299.67, 222,279,036.98 and 98,457,243.62

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Solution

The fourth proportional to 161,076,299.67, 222,279,036.98 and 98,457,243.62 is: 135,867,171.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,076,299.67 : 222,279,036.98 = 98,457,243.62 : x
  2. Step 2: Convert to fraction form
    161,076,299.67/222,279,036.98 = 98,457,243.62/x
  3. Step 3: Cross multiply
    161,076,299.67x = 222,279,036.98 × 98,457,243.62
  4. Step 4: Simplify right side
    161,076,299.67x = 21,884,981,293,955,164
  5. Step 5: Solve for x
    x = 21,884,981,293,955,164/161,076,299.67
  6. Step 6: Final answer
    x = 135,867,171.89

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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.