Home / 320,444,012.43-442,231,270.38-179,314,001.01

Finding the Fourth Proportional to 320,444,012.43, 442,231,270.38 and 179,314,001.01

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Solution

The fourth proportional to 320,444,012.43, 442,231,270.38 and 179,314,001.01 is: 247,463,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,444,012.43 : 442,231,270.38 = 179,314,001.01 : x
  2. Step 2: Convert to fraction form
    320,444,012.43/442,231,270.38 = 179,314,001.01/x
  3. Step 3: Cross multiply
    320,444,012.43x = 442,231,270.38 × 179,314,001.01
  4. Step 4: Simplify right side
    320,444,012.43x = 79,298,258,463,572,896
  5. Step 5: Solve for x
    x = 79,298,258,463,572,896/320,444,012.43
  6. Step 6: Final answer
    x = 247,463,692.21

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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.