Home / 997,505,252.87-1,376,498,086.47-551,442,014.64

Finding the Fourth Proportional to 997,505,252.87, 1,376,498,086.47 and 551,442,014.64

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Solution

The fourth proportional to 997,505,252.87, 1,376,498,086.47 and 551,442,014.64 is: 760,957,273.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,505,252.87 : 1,376,498,086.47 = 551,442,014.64 : x
  2. Step 2: Convert to fraction form
    997,505,252.87/1,376,498,086.47 = 551,442,014.64/x
  3. Step 3: Cross multiply
    997,505,252.87x = 1,376,498,086.47 × 551,442,014.64
  4. Step 4: Simplify right side
    997,505,252.87x = 759,058,877,951,121,664
  5. Step 5: Solve for x
    x = 759,058,877,951,121,664/997,505,252.87
  6. Step 6: Final answer
    x = 760,957,273.93

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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.