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Finding the Third Proportional to 361,622,319 and 784,891,875

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Solution

The third proportional to 361,622,319 and 784,891,875 is: 1,703,587,480.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,622,319 : 784,891,875 = 784,891,875 : x
  2. Step 2: Convert to fraction form
    361,622,319/784,891,875 = 784,891,875/x
  3. Step 3: Cross multiply
    361,622,319x = 784,891,875 × 784,891,875
  4. Step 4: Simplify right side
    361,622,319x = 616,055,255,441,015,680
  5. Step 5: Solve for x
    x = 616,055,255,441,015,680/361,622,319
  6. Step 6: Final answer
    x = 1,703,587,480.84

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.