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Finding the Fourth Proportional to 1,964,268,738.02, 2,946,444,972 and 703,815,187.22

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Solution

The fourth proportional to 1,964,268,738.02, 2,946,444,972 and 703,815,187.22 is: 1,055,737,781.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,268,738.02 : 2,946,444,972 = 703,815,187.22 : x
  2. Step 2: Convert to fraction form
    1,964,268,738.02/2,946,444,972 = 703,815,187.22/x
  3. Step 3: Cross multiply
    1,964,268,738.02x = 2,946,444,972 × 703,815,187.22
  4. Step 4: Simplify right side
    1,964,268,738.02x = 2,073,752,719,601,607,680
  5. Step 5: Solve for x
    x = 2,073,752,719,601,607,680/1,964,268,738.02
  6. Step 6: Final answer
    x = 1,055,737,781.43

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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.