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Finding the Third Proportional to 1,932,127,800 and 4,243,825,488

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Solution

The third proportional to 1,932,127,800 and 4,243,825,488 is: 9,321,357,920.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,127,800 : 4,243,825,488 = 4,243,825,488 : x
  2. Step 2: Convert to fraction form
    1,932,127,800/4,243,825,488 = 4,243,825,488/x
  3. Step 3: Cross multiply
    1,932,127,800x = 4,243,825,488 × 4,243,825,488
  4. Step 4: Simplify right side
    1,932,127,800x = 18,010,054,772,598,437,888
  5. Step 5: Solve for x
    x = 18,010,054,772,598,437,888/1,932,127,800
  6. Step 6: Final answer
    x = 9,321,357,920.84

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.