Home / 209,314,794.42-313,948,273.95-55,972,813.14

Finding the Fourth Proportional to 209,314,794.42, 313,948,273.95 and 55,972,813.14

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Solution

The fourth proportional to 209,314,794.42, 313,948,273.95 and 55,972,813.14 is: 83,952,823.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,314,794.42 : 313,948,273.95 = 55,972,813.14 : x
  2. Step 2: Convert to fraction form
    209,314,794.42/313,948,273.95 = 55,972,813.14/x
  3. Step 3: Cross multiply
    209,314,794.42x = 313,948,273.95 × 55,972,813.14
  4. Step 4: Simplify right side
    209,314,794.42x = 17,572,568,073,428,880
  5. Step 5: Solve for x
    x = 17,572,568,073,428,880/209,314,794.42
  6. Step 6: Final answer
    x = 83,952,823.89

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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.