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Finding the Third Proportional to 874,262,211 and 1,427,440,375.50

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Solution

The third proportional to 874,262,211 and 1,427,440,375.50 is: 2,330,634,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,262,211 : 1,427,440,375.50 = 1,427,440,375.50 : x
  2. Step 2: Convert to fraction form
    874,262,211/1,427,440,375.50 = 1,427,440,375.50/x
  3. Step 3: Cross multiply
    874,262,211x = 1,427,440,375.50 × 1,427,440,375.50
  4. Step 4: Simplify right side
    874,262,211x = 2,037,586,025,607,580,928
  5. Step 5: Solve for x
    x = 2,037,586,025,607,580,928/874,262,211
  6. Step 6: Final answer
    x = 2,330,634,905.60

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.