Home / 722,194,677,892.40-996,629,296,610.10-397,039,501,809.25

Finding the Fourth Proportional to 722,194,677,892.40, 996,629,296,610.10 and 397,039,501,809.25

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Solution

The fourth proportional to 722,194,677,892.40, 996,629,296,610.10 and 397,039,501,809.25 is: 547,914,864,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,194,677,892.40 : 996,629,296,610.10 = 397,039,501,809.25 : x
  2. Step 2: Convert to fraction form
    722,194,677,892.40/996,629,296,610.10 = 397,039,501,809.25/x
  3. Step 3: Cross multiply
    722,194,677,892.40x = 996,629,296,610.10 × 397,039,501,809.25
  4. Step 4: Simplify right side
    722,194,677,892.40x = 395,701,199,414,577,355,292,672
  5. Step 5: Solve for x
    x = 395,701,199,414,577,355,292,672/722,194,677,892.40
  6. Step 6: Final answer
    x = 547,914,864,963.23

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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.