Home / 201,795,204.30-278,477,379.39-108,975,703.95

Finding the Fourth Proportional to 201,795,204.30, 278,477,379.39 and 108,975,703.95

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Solution

The fourth proportional to 201,795,204.30, 278,477,379.39 and 108,975,703.95 is: 150,386,470.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,795,204.30 : 278,477,379.39 = 108,975,703.95 : x
  2. Step 2: Convert to fraction form
    201,795,204.30/278,477,379.39 = 108,975,703.95/x
  3. Step 3: Cross multiply
    201,795,204.30x = 278,477,379.39 × 108,975,703.95
  4. Step 4: Simplify right side
    201,795,204.30x = 30,347,268,453,176,472
  5. Step 5: Solve for x
    x = 30,347,268,453,176,472/201,795,204.30
  6. Step 6: Final answer
    x = 150,386,470.08

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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.