Home / 199,771,027.20-299,676,499.20-54,206,899.20

Finding the Fourth Proportional to 199,771,027.20, 299,676,499.20 and 54,206,899.20

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Solution

The fourth proportional to 199,771,027.20, 299,676,499.20 and 54,206,899.20 is: 81,315,764.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,771,027.20 : 299,676,499.20 = 54,206,899.20 : x
  2. Step 2: Convert to fraction form
    199,771,027.20/299,676,499.20 = 54,206,899.20/x
  3. Step 3: Cross multiply
    199,771,027.20x = 299,676,499.20 × 54,206,899.20
  4. Step 4: Simplify right side
    199,771,027.20x = 16,244,533,784,743,280
  5. Step 5: Solve for x
    x = 16,244,533,784,743,280/199,771,027.20
  6. Step 6: Final answer
    x = 81,315,764.42

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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.