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Finding the Third Proportional to 4,243,586,748.75 and 8,926,937,235

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Solution

The third proportional to 4,243,586,748.75 and 8,926,937,235 is: 18,778,974,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243,586,748.75 : 8,926,937,235 = 8,926,937,235 : x
  2. Step 2: Convert to fraction form
    4,243,586,748.75/8,926,937,235 = 8,926,937,235/x
  3. Step 3: Cross multiply
    4,243,586,748.75x = 8,926,937,235 × 8,926,937,235
  4. Step 4: Simplify right side
    4,243,586,748.75x = 79,690,208,397,629,440,000
  5. Step 5: Solve for x
    x = 79,690,208,397,629,440,000/4,243,586,748.75
  6. Step 6: Final answer
    x = 18,778,974,748.45

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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.