Home / 272,371,317.82-375,841,379.21-153,270,905.90

Finding the Fourth Proportional to 272,371,317.82, 375,841,379.21 and 153,270,905.90

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Solution

The fourth proportional to 272,371,317.82, 375,841,379.21 and 153,270,905.90 is: 211,496,383.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,371,317.82 : 375,841,379.21 = 153,270,905.90 : x
  2. Step 2: Convert to fraction form
    272,371,317.82/375,841,379.21 = 153,270,905.90/x
  3. Step 3: Cross multiply
    272,371,317.82x = 375,841,379.21 × 153,270,905.90
  4. Step 4: Simplify right side
    272,371,317.82x = 57,605,548,663,576,568
  5. Step 5: Solve for x
    x = 57,605,548,663,576,568/272,371,317.82
  6. Step 6: Final answer
    x = 211,496,383.41

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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.