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Finding the Third Proportional to 4,243,586,754 and 8,926,937,245.50

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Solution

The third proportional to 4,243,586,754 and 8,926,937,245.50 is: 18,778,974,769.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243,586,754 : 8,926,937,245.50 = 8,926,937,245.50 : x
  2. Step 2: Convert to fraction form
    4,243,586,754/8,926,937,245.50 = 8,926,937,245.50/x
  3. Step 3: Cross multiply
    4,243,586,754x = 8,926,937,245.50 × 8,926,937,245.50
  4. Step 4: Simplify right side
    4,243,586,754x = 79,690,208,585,095,135,232
  5. Step 5: Solve for x
    x = 79,690,208,585,095,135,232/4,243,586,754
  6. Step 6: Final answer
    x = 18,778,974,769.39

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Why These Related Problems?

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