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Finding the Third Proportional to 29,990,612,239 and 62,463,529,742

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Solution

The third proportional to 29,990,612,239 and 62,463,529,742 is: 130,097,128,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,990,612,239 : 62,463,529,742 = 62,463,529,742 : x
  2. Step 2: Convert to fraction form
    29,990,612,239/62,463,529,742 = 62,463,529,742/x
  3. Step 3: Cross multiply
    29,990,612,239x = 62,463,529,742 × 62,463,529,742
  4. Step 4: Simplify right side
    29,990,612,239x = 3,901,692,547,829,718,843,392
  5. Step 5: Solve for x
    x = 3,901,692,547,829,718,843,392/29,990,612,239
  6. Step 6: Final answer
    x = 130,097,128,952.77

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.