Home / 188,242,646.69-259,781,160.22-104,614,301.79

Finding the Fourth Proportional to 188,242,646.69, 259,781,160.22 and 104,614,301.79

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Solution

The fourth proportional to 188,242,646.69, 259,781,160.22 and 104,614,301.79 is: 144,371,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,242,646.69 : 259,781,160.22 = 104,614,301.79 : x
  2. Step 2: Convert to fraction form
    188,242,646.69/259,781,160.22 = 104,614,301.79/x
  3. Step 3: Cross multiply
    188,242,646.69x = 259,781,160.22 × 104,614,301.79
  4. Step 4: Simplify right side
    188,242,646.69x = 27,176,824,694,349,888
  5. Step 5: Solve for x
    x = 27,176,824,694,349,888/188,242,646.69
  6. Step 6: Final answer
    x = 144,371,241.97

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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.