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Finding the Third Proportional to 766,662,345 and 1,251,758,029.50

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Solution

The third proportional to 766,662,345 and 1,251,758,029.50 is: 2,043,791,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,662,345 : 1,251,758,029.50 = 1,251,758,029.50 : x
  2. Step 2: Convert to fraction form
    766,662,345/1,251,758,029.50 = 1,251,758,029.50/x
  3. Step 3: Cross multiply
    766,662,345x = 1,251,758,029.50 × 1,251,758,029.50
  4. Step 4: Simplify right side
    766,662,345x = 1,566,898,164,417,722,880
  5. Step 5: Solve for x
    x = 1,566,898,164,417,722,880/766,662,345
  6. Step 6: Final answer
    x = 2,043,791,735.22

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.