Home / 131,397,026,963.84-197,016,830,520.96-41,821,328,401.28

Finding the Fourth Proportional to 131,397,026,963.84, 197,016,830,520.96 and 41,821,328,401.28

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Solution

The fourth proportional to 131,397,026,963.84, 197,016,830,520.96 and 41,821,328,401.28 is: 62,706,940,637.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,397,026,963.84 : 197,016,830,520.96 = 41,821,328,401.28 : x
  2. Step 2: Convert to fraction form
    131,397,026,963.84/197,016,830,520.96 = 41,821,328,401.28/x
  3. Step 3: Cross multiply
    131,397,026,963.84x = 197,016,830,520.96 × 41,821,328,401.28
  4. Step 4: Simplify right side
    131,397,026,963.84x = 8,239,505,569,796,392,484,864
  5. Step 5: Solve for x
    x = 8,239,505,569,796,392,484,864/131,397,026,963.84
  6. Step 6: Final answer
    x = 62,706,940,637.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.