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Finding the Third Proportional to 91,624,160 and 197,595,040

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Solution

The third proportional to 91,624,160 and 197,595,040 is: 426,129,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,624,160 : 197,595,040 = 197,595,040 : x
  2. Step 2: Convert to fraction form
    91,624,160/197,595,040 = 197,595,040/x
  3. Step 3: Cross multiply
    91,624,160x = 197,595,040 × 197,595,040
  4. Step 4: Simplify right side
    91,624,160x = 39,043,799,832,601,600
  5. Step 5: Solve for x
    x = 39,043,799,832,601,600/91,624,160
  6. Step 6: Final answer
    x = 426,129,962.15

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.