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Finding the Third Proportional to 273,632,471 and 424,054,989

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Solution

The third proportional to 273,632,471 and 424,054,989 is: 657,168,475.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,632,471 : 424,054,989 = 424,054,989 : x
  2. Step 2: Convert to fraction form
    273,632,471/424,054,989 = 424,054,989/x
  3. Step 3: Cross multiply
    273,632,471x = 424,054,989 × 424,054,989
  4. Step 4: Simplify right side
    273,632,471x = 179,822,633,695,790,112
  5. Step 5: Solve for x
    x = 179,822,633,695,790,112/273,632,471
  6. Step 6: Final answer
    x = 657,168,475.07

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.