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Finding the Third Proportional to 36,361,114.50 and 78,490,988

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Solution

The third proportional to 36,361,114.50 and 78,490,988 is: 169,434,718.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,361,114.50 : 78,490,988 = 78,490,988 : x
  2. Step 2: Convert to fraction form
    36,361,114.50/78,490,988 = 78,490,988/x
  3. Step 3: Cross multiply
    36,361,114.50x = 78,490,988 × 78,490,988
  4. Step 4: Simplify right side
    36,361,114.50x = 6,160,835,197,216,144
  5. Step 5: Solve for x
    x = 6,160,835,197,216,144/36,361,114.50
  6. Step 6: Final answer
    x = 169,434,718.43

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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.