Home / 255,645,390.96-383,484,229.38-108,065,431.80

Finding the Fourth Proportional to 255,645,390.96, 383,484,229.38 and 108,065,431.80

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Solution

The fourth proportional to 255,645,390.96, 383,484,229.38 and 108,065,431.80 is: 162,104,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,645,390.96 : 383,484,229.38 = 108,065,431.80 : x
  2. Step 2: Convert to fraction form
    255,645,390.96/383,484,229.38 = 108,065,431.80/x
  3. Step 3: Cross multiply
    255,645,390.96x = 383,484,229.38 × 108,065,431.80
  4. Step 4: Simplify right side
    255,645,390.96x = 41,441,388,836,439,944
  5. Step 5: Solve for x
    x = 41,441,388,836,439,944/255,645,390.96
  6. Step 6: Final answer
    x = 162,104,971.58

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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.