Home / 199,451,440.10-299,271,901.26-138,134,958.50

Finding the Fourth Proportional to 199,451,440.10, 299,271,901.26 and 138,134,958.50

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Solution

The fourth proportional to 199,451,440.10, 299,271,901.26 and 138,134,958.50 is: 207,268,053.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,451,440.10 : 299,271,901.26 = 138,134,958.50 : x
  2. Step 2: Convert to fraction form
    199,451,440.10/299,271,901.26 = 138,134,958.50/x
  3. Step 3: Cross multiply
    199,451,440.10x = 299,271,901.26 × 138,134,958.50
  4. Step 4: Simplify right side
    199,451,440.10x = 41,339,911,660,766,200
  5. Step 5: Solve for x
    x = 41,339,911,660,766,200/199,451,440.10
  6. Step 6: Final answer
    x = 207,268,053.02

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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.