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Finding the Third Proportional to 10,761,371,008 and 15,147,778,128

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Solution

The third proportional to 10,761,371,008 and 15,147,778,128 is: 21,322,114,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761,371,008 : 15,147,778,128 = 15,147,778,128 : x
  2. Step 2: Convert to fraction form
    10,761,371,008/15,147,778,128 = 15,147,778,128/x
  3. Step 3: Cross multiply
    10,761,371,008x = 15,147,778,128 × 15,147,778,128
  4. Step 4: Simplify right side
    10,761,371,008x = 229,455,182,215,115,177,984
  5. Step 5: Solve for x
    x = 229,455,182,215,115,177,984/10,761,371,008
  6. Step 6: Final answer
    x = 21,322,114,258.91

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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.