Home / 123,019,045.90-184,555,140.90-36,766,171.60

Finding the Fourth Proportional to 123,019,045.90, 184,555,140.90 and 36,766,171.60

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Solution

The fourth proportional to 123,019,045.90, 184,555,140.90 and 36,766,171.60 is: 55,157,198.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,019,045.90 : 184,555,140.90 = 36,766,171.60 : x
  2. Step 2: Convert to fraction form
    123,019,045.90/184,555,140.90 = 36,766,171.60/x
  3. Step 3: Cross multiply
    123,019,045.90x = 184,555,140.90 × 36,766,171.60
  4. Step 4: Simplify right side
    123,019,045.90x = 6,785,385,979,991,579
  5. Step 5: Solve for x
    x = 6,785,385,979,991,579/123,019,045.90
  6. Step 6: Final answer
    x = 55,157,198.87

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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.