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Finding the Third Proportional to 78,751,557 and 113,444,691

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Solution

The third proportional to 78,751,557 and 113,444,691 is: 163,421,504.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,751,557 : 113,444,691 = 113,444,691 : x
  2. Step 2: Convert to fraction form
    78,751,557/113,444,691 = 113,444,691/x
  3. Step 3: Cross multiply
    78,751,557x = 113,444,691 × 113,444,691
  4. Step 4: Simplify right side
    78,751,557x = 12,869,697,916,085,480
  5. Step 5: Solve for x
    x = 12,869,697,916,085,480/78,751,557
  6. Step 6: Final answer
    x = 163,421,504.37

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.