Home / 299,084,921.10-448,627,381.65-137,841,785.10

Finding the Fourth Proportional to 299,084,921.10, 448,627,381.65 and 137,841,785.10

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Solution

The fourth proportional to 299,084,921.10, 448,627,381.65 and 137,841,785.10 is: 206,762,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,084,921.10 : 448,627,381.65 = 137,841,785.10 : x
  2. Step 2: Convert to fraction form
    299,084,921.10/448,627,381.65 = 137,841,785.10/x
  3. Step 3: Cross multiply
    299,084,921.10x = 448,627,381.65 × 137,841,785.10
  4. Step 4: Simplify right side
    299,084,921.10x = 61,839,599,131,374,976
  5. Step 5: Solve for x
    x = 61,839,599,131,374,976/299,084,921.10
  6. Step 6: Final answer
    x = 206,762,677.65

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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.