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Finding the Third Proportional to 2,216,565,639 and 4,818,947,598

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Solution

The third proportional to 2,216,565,639 and 4,818,947,598 is: 10,476,683,182.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216,565,639 : 4,818,947,598 = 4,818,947,598 : x
  2. Step 2: Convert to fraction form
    2,216,565,639/4,818,947,598 = 4,818,947,598/x
  3. Step 3: Cross multiply
    2,216,565,639x = 4,818,947,598 × 4,818,947,598
  4. Step 4: Simplify right side
    2,216,565,639x = 23,222,255,952,269,971,456
  5. Step 5: Solve for x
    x = 23,222,255,952,269,971,456/2,216,565,639
  6. Step 6: Final answer
    x = 10,476,683,182.16

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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.