Home / 90,230,936,524.28-124,522,052,868.97-54,107,850,129.92

Finding the Fourth Proportional to 90,230,936,524.28, 124,522,052,868.97 and 54,107,850,129.92

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Solution

The fourth proportional to 90,230,936,524.28, 124,522,052,868.97 and 54,107,850,129.92 is: 74,670,848,314.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,230,936,524.28 : 124,522,052,868.97 = 54,107,850,129.92 : x
  2. Step 2: Convert to fraction form
    90,230,936,524.28/124,522,052,868.97 = 54,107,850,129.92/x
  3. Step 3: Cross multiply
    90,230,936,524.28x = 124,522,052,868.97 × 54,107,850,129.92
  4. Step 4: Simplify right side
    90,230,936,524.28x = 6,737,620,574,503,580,991,488
  5. Step 5: Solve for x
    x = 6,737,620,574,503,580,991,488/90,230,936,524.28
  6. Step 6: Final answer
    x = 74,670,848,314.77

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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.