Home / 228,891,125.80-343,336,688.70-203,808,860.20

Finding the Fourth Proportional to 228,891,125.80, 343,336,688.70 and 203,808,860.20

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Solution

The fourth proportional to 228,891,125.80, 343,336,688.70 and 203,808,860.20 is: 305,713,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,891,125.80 : 343,336,688.70 = 203,808,860.20 : x
  2. Step 2: Convert to fraction form
    228,891,125.80/343,336,688.70 = 203,808,860.20/x
  3. Step 3: Cross multiply
    228,891,125.80x = 343,336,688.70 × 203,808,860.20
  4. Step 4: Simplify right side
    228,891,125.80x = 69,975,059,188,789,216
  5. Step 5: Solve for x
    x = 69,975,059,188,789,216/228,891,125.80
  6. Step 6: Final answer
    x = 305,713,290.30

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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.