Home / 179,353,990.80-269,030,986.20-177,653,379.60

Finding the Fourth Proportional to 179,353,990.80, 269,030,986.20 and 177,653,379.60

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Solution

The fourth proportional to 179,353,990.80, 269,030,986.20 and 177,653,379.60 is: 266,480,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,353,990.80 : 269,030,986.20 = 177,653,379.60 : x
  2. Step 2: Convert to fraction form
    179,353,990.80/269,030,986.20 = 177,653,379.60/x
  3. Step 3: Cross multiply
    179,353,990.80x = 269,030,986.20 × 177,653,379.60
  4. Step 4: Simplify right side
    179,353,990.80x = 47,794,263,915,550,960
  5. Step 5: Solve for x
    x = 47,794,263,915,550,960/179,353,990.80
  6. Step 6: Final answer
    x = 266,480,069.40

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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.