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Finding the Third Proportional to 153,079,790 and 236,388,174

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Solution

The third proportional to 153,079,790 and 236,388,174 is: 365,034,266.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,079,790 : 236,388,174 = 236,388,174 : x
  2. Step 2: Convert to fraction form
    153,079,790/236,388,174 = 236,388,174/x
  3. Step 3: Cross multiply
    153,079,790x = 236,388,174 × 236,388,174
  4. Step 4: Simplify right side
    153,079,790x = 55,879,368,807,054,272
  5. Step 5: Solve for x
    x = 55,879,368,807,054,272/153,079,790
  6. Step 6: Final answer
    x = 365,034,266.16

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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.