Home / 493,639,330.84-740,448,622.24-120,149,300.60

Finding the Fourth Proportional to 493,639,330.84, 740,448,622.24 and 120,149,300.60

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Solution

The fourth proportional to 493,639,330.84, 740,448,622.24 and 120,149,300.60 is: 180,221,425.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,639,330.84 : 740,448,622.24 = 120,149,300.60 : x
  2. Step 2: Convert to fraction form
    493,639,330.84/740,448,622.24 = 120,149,300.60/x
  3. Step 3: Cross multiply
    493,639,330.84x = 740,448,622.24 × 120,149,300.60
  4. Step 4: Simplify right side
    493,639,330.84x = 88,964,384,088,366,976
  5. Step 5: Solve for x
    x = 88,964,384,088,366,976/493,639,330.84
  6. Step 6: Final answer
    x = 180,221,425.91

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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.