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Finding the Third Proportional to 920,006,200 and 1,995,240,816

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Solution

The third proportional to 920,006,200 and 1,995,240,816 is: 4,327,129,440.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,006,200 : 1,995,240,816 = 1,995,240,816 : x
  2. Step 2: Convert to fraction form
    920,006,200/1,995,240,816 = 1,995,240,816/x
  3. Step 3: Cross multiply
    920,006,200x = 1,995,240,816 × 1,995,240,816
  4. Step 4: Simplify right side
    920,006,200x = 3,980,985,913,832,345,600
  5. Step 5: Solve for x
    x = 3,980,985,913,832,345,600/920,006,200
  6. Step 6: Final answer
    x = 4,327,129,440.90

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.