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Finding the Third Proportional to 56,041,677 and 123,116,222

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Solution

The third proportional to 56,041,677 and 123,116,222 is: 270,470,209.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,041,677 : 123,116,222 = 123,116,222 : x
  2. Step 2: Convert to fraction form
    56,041,677/123,116,222 = 123,116,222/x
  3. Step 3: Cross multiply
    56,041,677x = 123,116,222 × 123,116,222
  4. Step 4: Simplify right side
    56,041,677x = 15,157,604,119,553,284
  5. Step 5: Solve for x
    x = 15,157,604,119,553,284/56,041,677
  6. Step 6: Final answer
    x = 270,470,209.51

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.