Home / 1,521,517,970,988.60-2,099,696,152,942.70-827,058,528,796.20

Finding the Fourth Proportional to 1,521,517,970,988.60, 2,099,696,152,942.70 and 827,058,528,796.20

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Solution

The fourth proportional to 1,521,517,970,988.60, 2,099,696,152,942.70 and 827,058,528,796.20 is: 1,141,341,505,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,517,970,988.60 : 2,099,696,152,942.70 = 827,058,528,796.20 : x
  2. Step 2: Convert to fraction form
    1,521,517,970,988.60/2,099,696,152,942.70 = 827,058,528,796.20/x
  3. Step 3: Cross multiply
    1,521,517,970,988.60x = 2,099,696,152,942.70 × 827,058,528,796.20
  4. Step 4: Simplify right side
    1,521,517,970,988.60x = 1,736,571,611,171,830,387,179,520
  5. Step 5: Solve for x
    x = 1,736,571,611,171,830,387,179,520/1,521,517,970,988.60
  6. Step 6: Final answer
    x = 1,141,341,505,183.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.