Home / 38,745,233,805.13-53,468,422,216.74-20,923,891,311.13

Finding the Fourth Proportional to 38,745,233,805.13, 53,468,422,216.74 and 20,923,891,311.13

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Solution

The fourth proportional to 38,745,233,805.13, 53,468,422,216.74 and 20,923,891,311.13 is: 28,874,969,774.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,745,233,805.13 : 53,468,422,216.74 = 20,923,891,311.13 : x
  2. Step 2: Convert to fraction form
    38,745,233,805.13/53,468,422,216.74 = 20,923,891,311.13/x
  3. Step 3: Cross multiply
    38,745,233,805.13x = 53,468,422,216.74 × 20,923,891,311.13
  4. Step 4: Simplify right side
    38,745,233,805.13x = 1,118,767,455,040,569,212,928
  5. Step 5: Solve for x
    x = 1,118,767,455,040,569,212,928/38,745,233,805.13
  6. Step 6: Final answer
    x = 28,874,969,774.80

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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.