Home / 797,206,485.78-1,099,937,475.72-467,004,477.78

Finding the Fourth Proportional to 797,206,485.78, 1,099,937,475.72 and 467,004,477.78

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Solution

The fourth proportional to 797,206,485.78, 1,099,937,475.72 and 467,004,477.78 is: 644,344,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,206,485.78 : 1,099,937,475.72 = 467,004,477.78 : x
  2. Step 2: Convert to fraction form
    797,206,485.78/1,099,937,475.72 = 467,004,477.78/x
  3. Step 3: Cross multiply
    797,206,485.78x = 1,099,937,475.72 × 467,004,477.78
  4. Step 4: Simplify right side
    797,206,485.78x = 513,675,726,439,270,016
  5. Step 5: Solve for x
    x = 513,675,726,439,270,016/797,206,485.78
  6. Step 6: Final answer
    x = 644,344,640.44

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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.