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Finding the Third Proportional to 74,607,898 and 115,100,955

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Solution

The third proportional to 74,607,898 and 115,100,955 is: 177,571,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,607,898 : 115,100,955 = 115,100,955 : x
  2. Step 2: Convert to fraction form
    74,607,898/115,100,955 = 115,100,955/x
  3. Step 3: Cross multiply
    74,607,898x = 115,100,955 × 115,100,955
  4. Step 4: Simplify right side
    74,607,898x = 13,248,229,841,912,024
  5. Step 5: Solve for x
    x = 13,248,229,841,912,024/74,607,898
  6. Step 6: Final answer
    x = 177,571,412.64

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.