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Finding the Third Proportional to 15,347,938,607 and 33,398,459,052

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Solution

The third proportional to 15,347,938,607 and 33,398,459,052 is: 72,677,972,958.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347,938,607 : 33,398,459,052 = 33,398,459,052 : x
  2. Step 2: Convert to fraction form
    15,347,938,607/33,398,459,052 = 33,398,459,052/x
  3. Step 3: Cross multiply
    15,347,938,607x = 33,398,459,052 × 33,398,459,052
  4. Step 4: Simplify right side
    15,347,938,607x = 1,115,457,067,048,120,745,984
  5. Step 5: Solve for x
    x = 1,115,457,067,048,120,745,984/15,347,938,607
  6. Step 6: Final answer
    x = 72,677,972,958.49

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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.