Home / 199,218,406.05-298,827,609.08-144,373,694.85

Finding the Fourth Proportional to 199,218,406.05, 298,827,609.08 and 144,373,694.85

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Solution

The fourth proportional to 199,218,406.05, 298,827,609.08 and 144,373,694.85 is: 216,560,542.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,218,406.05 : 298,827,609.08 = 144,373,694.85 : x
  2. Step 2: Convert to fraction form
    199,218,406.05/298,827,609.08 = 144,373,694.85/x
  3. Step 3: Cross multiply
    199,218,406.05x = 298,827,609.08 × 144,373,694.85
  4. Step 4: Simplify right side
    199,218,406.05x = 43,142,846,045,349,136
  5. Step 5: Solve for x
    x = 43,142,846,045,349,136/199,218,406.05
  6. Step 6: Final answer
    x = 216,560,542.28

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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.