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Finding the Third Proportional to 130,019,278 and 270,800,216

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Solution

The third proportional to 130,019,278 and 270,800,216 is: 564,014,491.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,019,278 : 270,800,216 = 270,800,216 : x
  2. Step 2: Convert to fraction form
    130,019,278/270,800,216 = 270,800,216/x
  3. Step 3: Cross multiply
    130,019,278x = 270,800,216 × 270,800,216
  4. Step 4: Simplify right side
    130,019,278x = 73,332,756,985,646,656
  5. Step 5: Solve for x
    x = 73,332,756,985,646,656/130,019,278
  6. Step 6: Final answer
    x = 564,014,491.65

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.