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Finding the Third Proportional to 1,973,922,944 and 4,389,186,892

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Solution

The third proportional to 1,973,922,944 and 4,389,186,892 is: 9,759,733,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,922,944 : 4,389,186,892 = 4,389,186,892 : x
  2. Step 2: Convert to fraction form
    1,973,922,944/4,389,186,892 = 4,389,186,892/x
  3. Step 3: Cross multiply
    1,973,922,944x = 4,389,186,892 × 4,389,186,892
  4. Step 4: Simplify right side
    1,973,922,944x = 19,264,961,572,904,620,032
  5. Step 5: Solve for x
    x = 19,264,961,572,904,620,032/1,973,922,944
  6. Step 6: Final answer
    x = 9,759,733,342.92

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.