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Finding the Third Proportional to 10,624,819,629 and 15,878,670,330

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Solution

The third proportional to 10,624,819,629 and 15,878,670,330 is: 23,730,489,575.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,624,819,629 : 15,878,670,330 = 15,878,670,330 : x
  2. Step 2: Convert to fraction form
    10,624,819,629/15,878,670,330 = 15,878,670,330/x
  3. Step 3: Cross multiply
    10,624,819,629x = 15,878,670,330 × 15,878,670,330
  4. Step 4: Simplify right side
    10,624,819,629x = 252,132,171,448,822,300,672
  5. Step 5: Solve for x
    x = 252,132,171,448,822,300,672/10,624,819,629
  6. Step 6: Final answer
    x = 23,730,489,575.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.