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Finding the Third Proportional to 29,162,947 and 63,818,342

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Solution

The third proportional to 29,162,947 and 63,818,342 is: 139,656,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,162,947 : 63,818,342 = 63,818,342 : x
  2. Step 2: Convert to fraction form
    29,162,947/63,818,342 = 63,818,342/x
  3. Step 3: Cross multiply
    29,162,947x = 63,818,342 × 63,818,342
  4. Step 4: Simplify right side
    29,162,947x = 4,072,780,775,628,964
  5. Step 5: Solve for x
    x = 4,072,780,775,628,964/29,162,947
  6. Step 6: Final answer
    x = 139,656,008.55

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.