Home / 136,333,490.38-204,802,906.79-84,556,356.19

Finding the Fourth Proportional to 136,333,490.38, 204,802,906.79 and 84,556,356.19

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Solution

The fourth proportional to 136,333,490.38, 204,802,906.79 and 84,556,356.19 is: 127,022,256.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,333,490.38 : 204,802,906.79 = 84,556,356.19 : x
  2. Step 2: Convert to fraction form
    136,333,490.38/204,802,906.79 = 84,556,356.19/x
  3. Step 3: Cross multiply
    136,333,490.38x = 204,802,906.79 × 84,556,356.19
  4. Step 4: Simplify right side
    136,333,490.38x = 17,317,387,535,282,608
  5. Step 5: Solve for x
    x = 17,317,387,535,282,608/136,333,490.38
  6. Step 6: Final answer
    x = 127,022,256.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.