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Finding the Third Proportional to 141,723,580 and 220,047,085

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Solution

The third proportional to 141,723,580 and 220,047,085 is: 341,656,057.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,723,580 : 220,047,085 = 220,047,085 : x
  2. Step 2: Convert to fraction form
    141,723,580/220,047,085 = 220,047,085/x
  3. Step 3: Cross multiply
    141,723,580x = 220,047,085 × 220,047,085
  4. Step 4: Simplify right side
    141,723,580x = 48,420,719,616,997,224
  5. Step 5: Solve for x
    x = 48,420,719,616,997,224/141,723,580
  6. Step 6: Final answer
    x = 341,656,057.64

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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.