Home / 341,499,462.75-512,263,365.89-99,162,366.75

Finding the Fourth Proportional to 341,499,462.75, 512,263,365.89 and 99,162,366.75

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Solution

The fourth proportional to 341,499,462.75, 512,263,365.89 and 99,162,366.75 is: 148,747,665.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,499,462.75 : 512,263,365.89 = 99,162,366.75 : x
  2. Step 2: Convert to fraction form
    341,499,462.75/512,263,365.89 = 99,162,366.75/x
  3. Step 3: Cross multiply
    341,499,462.75x = 512,263,365.89 × 99,162,366.75
  4. Step 4: Simplify right side
    341,499,462.75x = 50,797,247,760,477,808
  5. Step 5: Solve for x
    x = 50,797,247,760,477,808/341,499,462.75
  6. Step 6: Final answer
    x = 148,747,665.23

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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.