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Finding the Third Proportional to 141,723,563 and 220,047,057

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Solution

The third proportional to 141,723,563 and 220,047,057 is: 341,656,011.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,723,563 : 220,047,057 = 220,047,057 : x
  2. Step 2: Convert to fraction form
    141,723,563/220,047,057 = 220,047,057/x
  3. Step 3: Cross multiply
    141,723,563x = 220,047,057 × 220,047,057
  4. Step 4: Simplify right side
    141,723,563x = 48,420,707,294,361,248
  5. Step 5: Solve for x
    x = 48,420,707,294,361,248/141,723,563
  6. Step 6: Final answer
    x = 341,656,011.67

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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.