Home / 199,330,118.20-298,995,177.30-145,582,406.20

Finding the Fourth Proportional to 199,330,118.20, 298,995,177.30 and 145,582,406.20

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Solution

The fourth proportional to 199,330,118.20, 298,995,177.30 and 145,582,406.20 is: 218,373,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,330,118.20 : 298,995,177.30 = 145,582,406.20 : x
  2. Step 2: Convert to fraction form
    199,330,118.20/298,995,177.30 = 145,582,406.20/x
  3. Step 3: Cross multiply
    199,330,118.20x = 298,995,177.30 × 145,582,406.20
  4. Step 4: Simplify right side
    199,330,118.20x = 43,528,437,353,529,616
  5. Step 5: Solve for x
    x = 43,528,437,353,529,616/199,330,118.20
  6. Step 6: Final answer
    x = 218,373,609.30

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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.