Home / 967,669,240.36-1,451,499,717.78-268,159,378.28

Finding the Fourth Proportional to 967,669,240.36, 1,451,499,717.78 and 268,159,378.28

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Solution

The fourth proportional to 967,669,240.36, 1,451,499,717.78 and 268,159,378.28 is: 402,237,919.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,669,240.36 : 1,451,499,717.78 = 268,159,378.28 : x
  2. Step 2: Convert to fraction form
    967,669,240.36/1,451,499,717.78 = 268,159,378.28/x
  3. Step 3: Cross multiply
    967,669,240.36x = 1,451,499,717.78 × 268,159,378.28
  4. Step 4: Simplify right side
    967,669,240.36x = 389,233,261,893,480,256
  5. Step 5: Solve for x
    x = 389,233,261,893,480,256/967,669,240.36
  6. Step 6: Final answer
    x = 402,237,919.38

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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.