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Finding the Third Proportional to 453,143,976.75 and 699,733,572.75

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Solution

The third proportional to 453,143,976.75 and 699,733,572.75 is: 1,080,511,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,143,976.75 : 699,733,572.75 = 699,733,572.75 : x
  2. Step 2: Convert to fraction form
    453,143,976.75/699,733,572.75 = 699,733,572.75/x
  3. Step 3: Cross multiply
    453,143,976.75x = 699,733,572.75 × 699,733,572.75
  4. Step 4: Simplify right side
    453,143,976.75x = 489,627,072,833,479,552
  5. Step 5: Solve for x
    x = 489,627,072,833,479,552/453,143,976.75
  6. Step 6: Final answer
    x = 1,080,511,047.16

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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.