Home / 722,720,552.94-1,084,078,652.13-205,151,431.50

Finding the Fourth Proportional to 722,720,552.94, 1,084,078,652.13 and 205,151,431.50

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Solution

The fourth proportional to 722,720,552.94, 1,084,078,652.13 and 205,151,431.50 is: 307,726,529.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,720,552.94 : 1,084,078,652.13 = 205,151,431.50 : x
  2. Step 2: Convert to fraction form
    722,720,552.94/1,084,078,652.13 = 205,151,431.50/x
  3. Step 3: Cross multiply
    722,720,552.94x = 1,084,078,652.13 × 205,151,431.50
  4. Step 4: Simplify right side
    722,720,552.94x = 222,400,287,343,060,032
  5. Step 5: Solve for x
    x = 222,400,287,343,060,032/722,720,552.94
  6. Step 6: Final answer
    x = 307,726,529.21

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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.