Home / 276,359,006.88-414,681,977.52-112,716,819.36

Finding the Fourth Proportional to 276,359,006.88, 414,681,977.52 and 112,716,819.36

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Solution

The fourth proportional to 276,359,006.88, 414,681,977.52 and 112,716,819.36 is: 169,133,744.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,359,006.88 : 414,681,977.52 = 112,716,819.36 : x
  2. Step 2: Convert to fraction form
    276,359,006.88/414,681,977.52 = 112,716,819.36/x
  3. Step 3: Cross multiply
    276,359,006.88x = 414,681,977.52 × 112,716,819.36
  4. Step 4: Simplify right side
    276,359,006.88x = 46,741,633,551,969,416
  5. Step 5: Solve for x
    x = 46,741,633,551,969,416/276,359,006.88
  6. Step 6: Final answer
    x = 169,133,744.11

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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.