Home / 299,435,826.30-412,632,816.08-228,951,298.55

Finding the Fourth Proportional to 299,435,826.30, 412,632,816.08 and 228,951,298.55

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Solution

The fourth proportional to 299,435,826.30, 412,632,816.08 and 228,951,298.55 is: 315,502,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,435,826.30 : 412,632,816.08 = 228,951,298.55 : x
  2. Step 2: Convert to fraction form
    299,435,826.30/412,632,816.08 = 228,951,298.55/x
  3. Step 3: Cross multiply
    299,435,826.30x = 412,632,816.08 × 228,951,298.55
  4. Step 4: Simplify right side
    299,435,826.30x = 94,472,819,062,651,392
  5. Step 5: Solve for x
    x = 94,472,819,062,651,392/299,435,826.30
  6. Step 6: Final answer
    x = 315,502,724.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.