Home / 20,117,300,047.05-27,760,623,186.56-11,084,552,671.22

Finding the Fourth Proportional to 20,117,300,047.05, 27,760,623,186.56 and 11,084,552,671.22

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Solution

The fourth proportional to 20,117,300,047.05, 27,760,623,186.56 and 11,084,552,671.22 is: 15,295,993,457.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,117,300,047.05 : 27,760,623,186.56 = 11,084,552,671.22 : x
  2. Step 2: Convert to fraction form
    20,117,300,047.05/27,760,623,186.56 = 11,084,552,671.22/x
  3. Step 3: Cross multiply
    20,117,300,047.05x = 27,760,623,186.56 × 11,084,552,671.22
  4. Step 4: Simplify right side
    20,117,300,047.05x = 307,714,089,897,121,284,096
  5. Step 5: Solve for x
    x = 307,714,089,897,121,284,096/20,117,300,047.05
  6. Step 6: Final answer
    x = 15,295,993,457.25

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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.