Home / 839,808,840.80-1,259,713,261.20-635,735,496.80

Finding the Fourth Proportional to 839,808,840.80, 1,259,713,261.20 and 635,735,496.80

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Solution

The fourth proportional to 839,808,840.80, 1,259,713,261.20 and 635,735,496.80 is: 953,603,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,808,840.80 : 1,259,713,261.20 = 635,735,496.80 : x
  2. Step 2: Convert to fraction form
    839,808,840.80/1,259,713,261.20 = 635,735,496.80/x
  3. Step 3: Cross multiply
    839,808,840.80x = 1,259,713,261.20 × 635,735,496.80
  4. Step 4: Simplify right side
    839,808,840.80x = 800,844,435,934,530,176
  5. Step 5: Solve for x
    x = 800,844,435,934,530,176/839,808,840.80
  6. Step 6: Final answer
    x = 953,603,245.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.