Home / 321,933,389.70-482,900,084.55-117,393,485.70

Finding the Fourth Proportional to 321,933,389.70, 482,900,084.55 and 117,393,485.70

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Solution

The fourth proportional to 321,933,389.70, 482,900,084.55 and 117,393,485.70 is: 176,090,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,933,389.70 : 482,900,084.55 = 117,393,485.70 : x
  2. Step 2: Convert to fraction form
    321,933,389.70/482,900,084.55 = 117,393,485.70/x
  3. Step 3: Cross multiply
    321,933,389.70x = 482,900,084.55 × 117,393,485.70
  4. Step 4: Simplify right side
    321,933,389.70x = 56,689,324,170,149,216
  5. Step 5: Solve for x
    x = 56,689,324,170,149,216/321,933,389.70
  6. Step 6: Final answer
    x = 176,090,228.55

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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.