Home / 38,726,085,408.60-53,441,454,627-21,579,661,375.68

Finding the Fourth Proportional to 38,726,085,408.60, 53,441,454,627 and 21,579,661,375.68

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Solution

The fourth proportional to 38,726,085,408.60, 53,441,454,627 and 21,579,661,375.68 is: 29,779,629,986.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,726,085,408.60 : 53,441,454,627 = 21,579,661,375.68 : x
  2. Step 2: Convert to fraction form
    38,726,085,408.60/53,441,454,627 = 21,579,661,375.68/x
  3. Step 3: Cross multiply
    38,726,085,408.60x = 53,441,454,627 × 21,579,661,375.68
  4. Step 4: Simplify right side
    38,726,085,408.60x = 1,153,248,494,274,427,092,992
  5. Step 5: Solve for x
    x = 1,153,248,494,274,427,092,992/38,726,085,408.60
  6. Step 6: Final answer
    x = 29,779,629,986.00

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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.