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Finding the Third Proportional to 42,100,160 and 90,697,164

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Solution

The third proportional to 42,100,160 and 90,697,164 is: 195,390,600.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,100,160 : 90,697,164 = 90,697,164 : x
  2. Step 2: Convert to fraction form
    42,100,160/90,697,164 = 90,697,164/x
  3. Step 3: Cross multiply
    42,100,160x = 90,697,164 × 90,697,164
  4. Step 4: Simplify right side
    42,100,160x = 8,225,975,557,642,896
  5. Step 5: Solve for x
    x = 8,225,975,557,642,896/42,100,160
  6. Step 6: Final answer
    x = 195,390,600.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.