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Finding the Third Proportional to 4,651,352,550 and 7,149,465,208

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Solution

The third proportional to 4,651,352,550 and 7,149,465,208 is: 10,989,245,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651,352,550 : 7,149,465,208 = 7,149,465,208 : x
  2. Step 2: Convert to fraction form
    4,651,352,550/7,149,465,208 = 7,149,465,208/x
  3. Step 3: Cross multiply
    4,651,352,550x = 7,149,465,208 × 7,149,465,208
  4. Step 4: Simplify right side
    4,651,352,550x = 51,114,852,760,402,485,248
  5. Step 5: Solve for x
    x = 51,114,852,760,402,485,248/4,651,352,550
  6. Step 6: Final answer
    x = 10,989,245,001.52

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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.