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Finding the Third Proportional to 19,315,611 and 40,934,133

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Solution

The third proportional to 19,315,611 and 40,934,133 is: 86,748,653.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,611 : 40,934,133 = 40,934,133 : x
  2. Step 2: Convert to fraction form
    19,315,611/40,934,133 = 40,934,133/x
  3. Step 3: Cross multiply
    19,315,611x = 40,934,133 × 40,934,133
  4. Step 4: Simplify right side
    19,315,611x = 1,675,603,244,461,689
  5. Step 5: Solve for x
    x = 1,675,603,244,461,689/19,315,611
  6. Step 6: Final answer
    x = 86,748,653.43

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.