Home / 90,291,408.40-135,437,112.60-32,785,555.60

Finding the Fourth Proportional to 90,291,408.40, 135,437,112.60 and 32,785,555.60

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Solution

The fourth proportional to 90,291,408.40, 135,437,112.60 and 32,785,555.60 is: 49,178,333.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,291,408.40 : 135,437,112.60 = 32,785,555.60 : x
  2. Step 2: Convert to fraction form
    90,291,408.40/135,437,112.60 = 32,785,555.60/x
  3. Step 3: Cross multiply
    90,291,408.40x = 135,437,112.60 × 32,785,555.60
  4. Step 4: Simplify right side
    90,291,408.40x = 4,440,380,985,450,760.50
  5. Step 5: Solve for x
    x = 4,440,380,985,450,760.50/90,291,408.40
  6. Step 6: Final answer
    x = 49,178,333.40

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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.