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Finding the Third Proportional to 64,884,600 and 100,432,926

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Solution

The third proportional to 64,884,600 and 100,432,926 is: 155,457,113.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,884,600 : 100,432,926 = 100,432,926 : x
  2. Step 2: Convert to fraction form
    64,884,600/100,432,926 = 100,432,926/x
  3. Step 3: Cross multiply
    64,884,600x = 100,432,926 × 100,432,926
  4. Step 4: Simplify right side
    64,884,600x = 10,086,772,624,921,476
  5. Step 5: Solve for x
    x = 10,086,772,624,921,476/64,884,600
  6. Step 6: Final answer
    x = 155,457,113.47

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.