Home / 265,087,385,998.02-397,631,084,258.42-63,629,121,172.43

Finding the Fourth Proportional to 265,087,385,998.02, 397,631,084,258.42 and 63,629,121,172.43

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Solution

The fourth proportional to 265,087,385,998.02, 397,631,084,258.42 and 63,629,121,172.43 is: 95,443,683,021.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,087,385,998.02 : 397,631,084,258.42 = 63,629,121,172.43 : x
  2. Step 2: Convert to fraction form
    265,087,385,998.02/397,631,084,258.42 = 63,629,121,172.43/x
  3. Step 3: Cross multiply
    265,087,385,998.02x = 397,631,084,258.42 × 63,629,121,172.43
  4. Step 4: Simplify right side
    265,087,385,998.02x = 25,300,916,442,203,728,904,192
  5. Step 5: Solve for x
    x = 25,300,916,442,203,728,904,192/265,087,385,998.02
  6. Step 6: Final answer
    x = 95,443,683,021.54

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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.