Home / 90,529,646.66-135,797,769.72-32,241,611.90

Finding the Fourth Proportional to 90,529,646.66, 135,797,769.72 and 32,241,611.90

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Solution

The fourth proportional to 90,529,646.66, 135,797,769.72 and 32,241,611.90 is: 48,363,593.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,529,646.66 : 135,797,769.72 = 32,241,611.90 : x
  2. Step 2: Convert to fraction form
    90,529,646.66/135,797,769.72 = 32,241,611.90/x
  3. Step 3: Cross multiply
    90,529,646.66x = 135,797,769.72 × 32,241,611.90
  4. Step 4: Simplify right side
    90,529,646.66x = 4,378,338,988,197,811.50
  5. Step 5: Solve for x
    x = 4,378,338,988,197,811.50/90,529,646.66
  6. Step 6: Final answer
    x = 48,363,593.03

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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.