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Finding the Third Proportional to 136,066,745 and 210,115,191

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Solution

The third proportional to 136,066,745 and 210,115,191 is: 324,461,303.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,066,745 : 210,115,191 = 210,115,191 : x
  2. Step 2: Convert to fraction form
    136,066,745/210,115,191 = 210,115,191/x
  3. Step 3: Cross multiply
    136,066,745x = 210,115,191 × 210,115,191
  4. Step 4: Simplify right side
    136,066,745x = 44,148,393,488,966,480
  5. Step 5: Solve for x
    x = 44,148,393,488,966,480/136,066,745
  6. Step 6: Final answer
    x = 324,461,303.82

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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.