Home / 151,802,744.54-209,485,247.19-82,187,560.22

Finding the Fourth Proportional to 151,802,744.54, 209,485,247.19 and 82,187,560.22

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Solution

The fourth proportional to 151,802,744.54, 209,485,247.19 and 82,187,560.22 is: 113,417,457.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,802,744.54 : 209,485,247.19 = 82,187,560.22 : x
  2. Step 2: Convert to fraction form
    151,802,744.54/209,485,247.19 = 82,187,560.22/x
  3. Step 3: Cross multiply
    151,802,744.54x = 209,485,247.19 × 82,187,560.22
  4. Step 4: Simplify right side
    151,802,744.54x = 17,217,081,368,629,710
  5. Step 5: Solve for x
    x = 17,217,081,368,629,710/151,802,744.54
  6. Step 6: Final answer
    x = 113,417,457.77

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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.