Home / 839,808,834.80-1,259,713,252.20-635,735,490.80

Finding the Fourth Proportional to 839,808,834.80, 1,259,713,252.20 and 635,735,490.80

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Solution

The fourth proportional to 839,808,834.80, 1,259,713,252.20 and 635,735,490.80 is: 953,603,236.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,808,834.80 : 1,259,713,252.20 = 635,735,490.80 : x
  2. Step 2: Convert to fraction form
    839,808,834.80/1,259,713,252.20 = 635,735,490.80/x
  3. Step 3: Cross multiply
    839,808,834.80x = 1,259,713,252.20 × 635,735,490.80
  4. Step 4: Simplify right side
    839,808,834.80x = 800,844,422,654,631,168
  5. Step 5: Solve for x
    x = 800,844,422,654,631,168/839,808,834.80
  6. Step 6: Final answer
    x = 953,603,236.20

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Double scale
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Similar ratio
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1.5x scale

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.