Home / 303,429,782.87-418,733,100.90-164,200,544.59

Finding the Fourth Proportional to 303,429,782.87, 418,733,100.90 and 164,200,544.59

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Solution

The fourth proportional to 303,429,782.87, 418,733,100.90 and 164,200,544.59 is: 226,596,751.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,429,782.87 : 418,733,100.90 = 164,200,544.59 : x
  2. Step 2: Convert to fraction form
    303,429,782.87/418,733,100.90 = 164,200,544.59/x
  3. Step 3: Cross multiply
    303,429,782.87x = 418,733,100.90 × 164,200,544.59
  4. Step 4: Simplify right side
    303,429,782.87x = 68,756,203,205,639,416
  5. Step 5: Solve for x
    x = 68,756,203,205,639,416/303,429,782.87
  6. Step 6: Final answer
    x = 226,596,751.83

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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.