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Finding the Third Proportional to 371,892,888 and 810,747,432

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Solution

The third proportional to 371,892,888 and 810,747,432 is: 1,767,475,043.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,892,888 : 810,747,432 = 810,747,432 : x
  2. Step 2: Convert to fraction form
    371,892,888/810,747,432 = 810,747,432/x
  3. Step 3: Cross multiply
    371,892,888x = 810,747,432 × 810,747,432
  4. Step 4: Simplify right side
    371,892,888x = 657,311,398,494,594,560
  5. Step 5: Solve for x
    x = 657,311,398,494,594,560/371,892,888
  6. Step 6: Final answer
    x = 1,767,475,043.77

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.