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Finding the Third Proportional to 745,449,068 and 1,621,796,629

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Solution

The third proportional to 745,449,068 and 1,621,796,629 is: 3,528,375,604.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,449,068 : 1,621,796,629 = 1,621,796,629 : x
  2. Step 2: Convert to fraction form
    745,449,068/1,621,796,629 = 1,621,796,629/x
  3. Step 3: Cross multiply
    745,449,068x = 1,621,796,629 × 1,621,796,629
  4. Step 4: Simplify right side
    745,449,068x = 2,630,224,305,835,763,712
  5. Step 5: Solve for x
    x = 2,630,224,305,835,763,712/745,449,068
  6. Step 6: Final answer
    x = 3,528,375,604.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.