Home / 891,682,554.52-1,336,993,969.60-339,025,437.55

Finding the Fourth Proportional to 891,682,554.52, 1,336,993,969.60 and 339,025,437.55

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Solution

The fourth proportional to 891,682,554.52, 1,336,993,969.60 and 339,025,437.55 is: 508,336,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,682,554.52 : 1,336,993,969.60 = 339,025,437.55 : x
  2. Step 2: Convert to fraction form
    891,682,554.52/1,336,993,969.60 = 339,025,437.55/x
  3. Step 3: Cross multiply
    891,682,554.52x = 1,336,993,969.60 × 339,025,437.55
  4. Step 4: Simplify right side
    891,682,554.52x = 453,274,965,545,351,360
  5. Step 5: Solve for x
    x = 453,274,965,545,351,360/891,682,554.52
  6. Step 6: Final answer
    x = 508,336,698.13

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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.