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Finding the Third Proportional to 72,726,352 and 161,596,004

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Solution

The third proportional to 72,726,352 and 161,596,004 is: 359,061,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,726,352 : 161,596,004 = 161,596,004 : x
  2. Step 2: Convert to fraction form
    72,726,352/161,596,004 = 161,596,004/x
  3. Step 3: Cross multiply
    72,726,352x = 161,596,004 × 161,596,004
  4. Step 4: Simplify right side
    72,726,352x = 26,113,268,508,768,016
  5. Step 5: Solve for x
    x = 26,113,268,508,768,016/72,726,352
  6. Step 6: Final answer
    x = 359,061,987.72

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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.