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Finding the Third Proportional to 36,316,810 and 78,370,758

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Solution

The third proportional to 36,316,810 and 78,370,758 is: 169,122,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,316,810 : 78,370,758 = 78,370,758 : x
  2. Step 2: Convert to fraction form
    36,316,810/78,370,758 = 78,370,758/x
  3. Step 3: Cross multiply
    36,316,810x = 78,370,758 × 78,370,758
  4. Step 4: Simplify right side
    36,316,810x = 6,141,975,709,494,564
  5. Step 5: Solve for x
    x = 6,141,975,709,494,564/36,316,810
  6. Step 6: Final answer
    x = 169,122,114.79

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.