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Finding the Third Proportional to 134,964,379,348 and 290,240,433,720

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Solution

The third proportional to 134,964,379,348 and 290,240,433,720 is: 624,161,054,738.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,964,379,348 : 290,240,433,720 = 290,240,433,720 : x
  2. Step 2: Convert to fraction form
    134,964,379,348/290,240,433,720 = 290,240,433,720/x
  3. Step 3: Cross multiply
    134,964,379,348x = 290,240,433,720 × 290,240,433,720
  4. Step 4: Simplify right side
    134,964,379,348x = 84,239,509,365,973,718,138,880
  5. Step 5: Solve for x
    x = 84,239,509,365,973,718,138,880/134,964,379,348
  6. Step 6: Final answer
    x = 624,161,054,738.49

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.