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Finding the Third Proportional to 1,385,284,746 and 2,079,750,915

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Solution

The third proportional to 1,385,284,746 and 2,079,750,915 is: 3,122,364,467.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,284,746 : 2,079,750,915 = 2,079,750,915 : x
  2. Step 2: Convert to fraction form
    1,385,284,746/2,079,750,915 = 2,079,750,915/x
  3. Step 3: Cross multiply
    1,385,284,746x = 2,079,750,915 × 2,079,750,915
  4. Step 4: Simplify right side
    1,385,284,746x = 4,325,363,868,443,337,216
  5. Step 5: Solve for x
    x = 4,325,363,868,443,337,216/1,385,284,746
  6. Step 6: Final answer
    x = 3,122,364,467.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.