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Finding the Third Proportional to 887,299,835 and 1,379,336,939

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Solution

The third proportional to 887,299,835 and 1,379,336,939 is: 2,144,224,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,299,835 : 1,379,336,939 = 1,379,336,939 : x
  2. Step 2: Convert to fraction form
    887,299,835/1,379,336,939 = 1,379,336,939/x
  3. Step 3: Cross multiply
    887,299,835x = 1,379,336,939 × 1,379,336,939
  4. Step 4: Simplify right side
    887,299,835x = 1,902,570,391,289,889,792
  5. Step 5: Solve for x
    x = 1,902,570,391,289,889,792/887,299,835
  6. Step 6: Final answer
    x = 2,144,224,890.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.