Home / 456,481,082.37-629,890,749.19-255,548,959.49

Finding the Fourth Proportional to 456,481,082.37, 629,890,749.19 and 255,548,959.49

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Solution

The fourth proportional to 456,481,082.37, 629,890,749.19 and 255,548,959.49 is: 352,627,812.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,481,082.37 : 629,890,749.19 = 255,548,959.49 : x
  2. Step 2: Convert to fraction form
    456,481,082.37/629,890,749.19 = 255,548,959.49/x
  3. Step 3: Cross multiply
    456,481,082.37x = 629,890,749.19 × 255,548,959.49
  4. Step 4: Simplify right side
    456,481,082.37x = 160,967,925,548,336,480
  5. Step 5: Solve for x
    x = 160,967,925,548,336,480/456,481,082.37
  6. Step 6: Final answer
    x = 352,627,812.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.