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Finding the Fourth Proportional to 209,952,227.70, 314,928,341.55 and 202,299,477.30

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Solution

The fourth proportional to 209,952,227.70, 314,928,341.55 and 202,299,477.30 is: 303,449,215.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,227.70 : 314,928,341.55 = 202,299,477.30 : x
  2. Step 2: Convert to fraction form
    209,952,227.70/314,928,341.55 = 202,299,477.30/x
  3. Step 3: Cross multiply
    209,952,227.70x = 314,928,341.55 × 202,299,477.30
  4. Step 4: Simplify right side
    209,952,227.70x = 63,709,838,882,520,880
  5. Step 5: Solve for x
    x = 63,709,838,882,520,880/209,952,227.70
  6. Step 6: Final answer
    x = 303,449,215.95

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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.