Home / 209,952,176.70-314,928,265.05-119,252,912.70

Finding the Fourth Proportional to 209,952,176.70, 314,928,265.05 and 119,252,912.70

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Solution

The fourth proportional to 209,952,176.70, 314,928,265.05 and 119,252,912.70 is: 178,879,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,176.70 : 314,928,265.05 = 119,252,912.70 : x
  2. Step 2: Convert to fraction form
    209,952,176.70/314,928,265.05 = 119,252,912.70/x
  3. Step 3: Cross multiply
    209,952,176.70x = 314,928,265.05 × 119,252,912.70
  4. Step 4: Simplify right side
    209,952,176.70x = 37,556,112,898,770,112
  5. Step 5: Solve for x
    x = 37,556,112,898,770,112/209,952,176.70
  6. Step 6: Final answer
    x = 178,879,369.05

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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.