Home / 136,845,593.72-188,799,593.41-103,771,388.60

Finding the Fourth Proportional to 136,845,593.72, 188,799,593.41 and 103,771,388.60

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Solution

The fourth proportional to 136,845,593.72, 188,799,593.41 and 103,771,388.60 is: 143,168,628.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,845,593.72 : 188,799,593.41 = 103,771,388.60 : x
  2. Step 2: Convert to fraction form
    136,845,593.72/188,799,593.41 = 103,771,388.60/x
  3. Step 3: Cross multiply
    136,845,593.72x = 188,799,593.41 × 103,771,388.60
  4. Step 4: Simplify right side
    136,845,593.72x = 19,591,995,975,011,680
  5. Step 5: Solve for x
    x = 19,591,995,975,011,680/136,845,593.72
  6. Step 6: Final answer
    x = 143,168,628.54

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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.