Home / 3,228,825,240.72-4,455,778,661.64-1,743,713,223.12

Finding the Fourth Proportional to 3,228,825,240.72, 4,455,778,661.64 and 1,743,713,223.12

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Solution

The fourth proportional to 3,228,825,240.72, 4,455,778,661.64 and 1,743,713,223.12 is: 2,406,324,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,825,240.72 : 4,455,778,661.64 = 1,743,713,223.12 : x
  2. Step 2: Convert to fraction form
    3,228,825,240.72/4,455,778,661.64 = 1,743,713,223.12/x
  3. Step 3: Cross multiply
    3,228,825,240.72x = 4,455,778,661.64 × 1,743,713,223.12
  4. Step 4: Simplify right side
    3,228,825,240.72x = 7,769,600,171,597,604,864
  5. Step 5: Solve for x
    x = 7,769,600,171,597,604,864/3,228,825,240.72
  6. Step 6: Final answer
    x = 2,406,324,155.80

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Double scale
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1.5x scale

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.