Home / 269,253,400.80-403,880,101.20-223,336,898.40

Finding the Fourth Proportional to 269,253,400.80, 403,880,101.20 and 223,336,898.40

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Solution

The fourth proportional to 269,253,400.80, 403,880,101.20 and 223,336,898.40 is: 335,005,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,253,400.80 : 403,880,101.20 = 223,336,898.40 : x
  2. Step 2: Convert to fraction form
    269,253,400.80/403,880,101.20 = 223,336,898.40/x
  3. Step 3: Cross multiply
    269,253,400.80x = 403,880,101.20 × 223,336,898.40
  4. Step 4: Simplify right side
    269,253,400.80x = 90,201,329,127,486,112
  5. Step 5: Solve for x
    x = 90,201,329,127,486,112/269,253,400.80
  6. Step 6: Final answer
    x = 335,005,347.60

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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.