Home / 209,952,023.70-314,928,035.55-202,299,273.30

Finding the Fourth Proportional to 209,952,023.70, 314,928,035.55 and 202,299,273.30

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Solution

The fourth proportional to 209,952,023.70, 314,928,035.55 and 202,299,273.30 is: 303,448,909.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,023.70 : 314,928,035.55 = 202,299,273.30 : x
  2. Step 2: Convert to fraction form
    209,952,023.70/314,928,035.55 = 202,299,273.30/x
  3. Step 3: Cross multiply
    209,952,023.70x = 314,928,035.55 × 202,299,273.30
  4. Step 4: Simplify right side
    209,952,023.70x = 63,709,712,733,561,568
  5. Step 5: Solve for x
    x = 63,709,712,733,561,568/209,952,023.70
  6. Step 6: Final answer
    x = 303,448,909.95

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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.