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Finding the Third Proportional to 897,448,360.50 and 1,378,590,565.50

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Solution

The third proportional to 897,448,360.50 and 1,378,590,565.50 is: 2,117,683,903.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,448,360.50 : 1,378,590,565.50 = 1,378,590,565.50 : x
  2. Step 2: Convert to fraction form
    897,448,360.50/1,378,590,565.50 = 1,378,590,565.50/x
  3. Step 3: Cross multiply
    897,448,360.50x = 1,378,590,565.50 × 1,378,590,565.50
  4. Step 4: Simplify right side
    897,448,360.50x = 1,900,511,947,285,609,728
  5. Step 5: Solve for x
    x = 1,900,511,947,285,609,728/897,448,360.50
  6. Step 6: Final answer
    x = 2,117,683,903.54

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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.