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Finding the Third Proportional to 72,727,032 and 161,597,472

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Solution

The third proportional to 72,727,032 and 161,597,472 is: 359,065,154.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,727,032 : 161,597,472 = 161,597,472 : x
  2. Step 2: Convert to fraction form
    72,727,032/161,597,472 = 161,597,472/x
  3. Step 3: Cross multiply
    72,727,032x = 161,597,472 × 161,597,472
  4. Step 4: Simplify right side
    72,727,032x = 26,113,742,956,790,784
  5. Step 5: Solve for x
    x = 26,113,742,956,790,784/72,727,032
  6. Step 6: Final answer
    x = 359,065,154.16

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.