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Finding the Third Proportional to 45,279,315 and 70,609,378.50

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Solution

The third proportional to 45,279,315 and 70,609,378.50 is: 110,109,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,279,315 : 70,609,378.50 = 70,609,378.50 : x
  2. Step 2: Convert to fraction form
    45,279,315/70,609,378.50 = 70,609,378.50/x
  3. Step 3: Cross multiply
    45,279,315x = 70,609,378.50 × 70,609,378.50
  4. Step 4: Simplify right side
    45,279,315x = 4,985,684,332,156,262
  5. Step 5: Solve for x
    x = 4,985,684,332,156,262/45,279,315
  6. Step 6: Final answer
    x = 110,109,535.27

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.