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Finding the Third Proportional to 171,076,920 and 247,176,660

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Solution

The third proportional to 171,076,920 and 247,176,660 is: 357,127,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,076,920 : 247,176,660 = 247,176,660 : x
  2. Step 2: Convert to fraction form
    171,076,920/247,176,660 = 247,176,660/x
  3. Step 3: Cross multiply
    171,076,920x = 247,176,660 × 247,176,660
  4. Step 4: Simplify right side
    171,076,920x = 61,096,301,248,755,600
  5. Step 5: Solve for x
    x = 61,096,301,248,755,600/171,076,920
  6. Step 6: Final answer
    x = 357,127,666.60

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.