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Finding the Third Proportional to 73,612,197 and 154,839,492

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Solution

The third proportional to 73,612,197 and 154,839,492 is: 325,696,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,612,197 : 154,839,492 = 154,839,492 : x
  2. Step 2: Convert to fraction form
    73,612,197/154,839,492 = 154,839,492/x
  3. Step 3: Cross multiply
    73,612,197x = 154,839,492 × 154,839,492
  4. Step 4: Simplify right side
    73,612,197x = 23,975,268,282,818,064
  5. Step 5: Solve for x
    x = 23,975,268,282,818,064/73,612,197
  6. Step 6: Final answer
    x = 325,696,953.22

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.