Home / 2,519,277,509.52-3,778,485,571.08-678,599,719.92

Finding the Fourth Proportional to 2,519,277,509.52, 3,778,485,571.08 and 678,599,719.92

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Solution

The fourth proportional to 2,519,277,509.52, 3,778,485,571.08 and 678,599,719.92 is: 1,017,783,567.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,277,509.52 : 3,778,485,571.08 = 678,599,719.92 : x
  2. Step 2: Convert to fraction form
    2,519,277,509.52/3,778,485,571.08 = 678,599,719.92/x
  3. Step 3: Cross multiply
    2,519,277,509.52x = 3,778,485,571.08 × 678,599,719.92
  4. Step 4: Simplify right side
    2,519,277,509.52x = 2,564,079,250,256,649,216
  5. Step 5: Solve for x
    x = 2,564,079,250,256,649,216/2,519,277,509.52
  6. Step 6: Final answer
    x = 1,017,783,567.14

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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.