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Finding the Third Proportional to 2,212,167,474.38 and 4,739,870,429.25

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Solution

The third proportional to 2,212,167,474.38 and 4,739,870,429.25 is: 10,155,818,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,167,474.38 : 4,739,870,429.25 = 4,739,870,429.25 : x
  2. Step 2: Convert to fraction form
    2,212,167,474.38/4,739,870,429.25 = 4,739,870,429.25/x
  3. Step 3: Cross multiply
    2,212,167,474.38x = 4,739,870,429.25 × 4,739,870,429.25
  4. Step 4: Simplify right side
    2,212,167,474.38x = 22,466,371,686,078,578,688
  5. Step 5: Solve for x
    x = 22,466,371,686,078,578,688/2,212,167,474.38
  6. Step 6: Final answer
    x = 10,155,818,646.79

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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.