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Finding the Third Proportional to 217,931,392 and 325,007,232

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Solution

The third proportional to 217,931,392 and 325,007,232 is: 484,692,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,931,392 : 325,007,232 = 325,007,232 : x
  2. Step 2: Convert to fraction form
    217,931,392/325,007,232 = 325,007,232/x
  3. Step 3: Cross multiply
    217,931,392x = 325,007,232 × 325,007,232
  4. Step 4: Simplify right side
    217,931,392x = 105,629,700,852,301,824
  5. Step 5: Solve for x
    x = 105,629,700,852,301,824/217,931,392
  6. Step 6: Final answer
    x = 484,692,452.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.