Home / 416,099,692.47-573,999,873.85-257,279,046.55

Finding the Fourth Proportional to 416,099,692.47, 573,999,873.85 and 257,279,046.55

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Solution

The fourth proportional to 416,099,692.47, 573,999,873.85 and 257,279,046.55 is: 354,910,476.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,099,692.47 : 573,999,873.85 = 257,279,046.55 : x
  2. Step 2: Convert to fraction form
    416,099,692.47/573,999,873.85 = 257,279,046.55/x
  3. Step 3: Cross multiply
    416,099,692.47x = 573,999,873.85 × 257,279,046.55
  4. Step 4: Simplify right side
    416,099,692.47x = 147,678,140,263,007,040
  5. Step 5: Solve for x
    x = 147,678,140,263,007,040/416,099,692.47
  6. Step 6: Final answer
    x = 354,910,476.83

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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.