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Finding the Third Proportional to 543,276,747 and 1,178,426,259

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Solution

The third proportional to 543,276,747 and 1,178,426,259 is: 2,556,134,521.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,276,747 : 1,178,426,259 = 1,178,426,259 : x
  2. Step 2: Convert to fraction form
    543,276,747/1,178,426,259 = 1,178,426,259/x
  3. Step 3: Cross multiply
    543,276,747x = 1,178,426,259 × 1,178,426,259
  4. Step 4: Simplify right side
    543,276,747x = 1,388,688,447,900,734,976
  5. Step 5: Solve for x
    x = 1,388,688,447,900,734,976/543,276,747
  6. Step 6: Final answer
    x = 2,556,134,521.81

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.