Home / 409,359,561.33-613,864,556.96-236,955,377.01

Finding the Fourth Proportional to 409,359,561.33, 613,864,556.96 and 236,955,377.01

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Solution

The fourth proportional to 409,359,561.33, 613,864,556.96 and 236,955,377.01 is: 355,331,892.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,359,561.33 : 613,864,556.96 = 236,955,377.01 : x
  2. Step 2: Convert to fraction form
    409,359,561.33/613,864,556.96 = 236,955,377.01/x
  3. Step 3: Cross multiply
    409,359,561.33x = 613,864,556.96 × 236,955,377.01
  4. Step 4: Simplify right side
    409,359,561.33x = 145,458,507,526,348,640
  5. Step 5: Solve for x
    x = 145,458,507,526,348,640/409,359,561.33
  6. Step 6: Final answer
    x = 355,331,892.22

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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.