Home / 3,111,683,296.47-4,667,532,916.32-1,271,435,973.72

Finding the Fourth Proportional to 3,111,683,296.47, 4,667,532,916.32 and 1,271,435,973.72

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Solution

The fourth proportional to 3,111,683,296.47, 4,667,532,916.32 and 1,271,435,973.72 is: 1,907,157,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,683,296.47 : 4,667,532,916.32 = 1,271,435,973.72 : x
  2. Step 2: Convert to fraction form
    3,111,683,296.47/4,667,532,916.32 = 1,271,435,973.72/x
  3. Step 3: Cross multiply
    3,111,683,296.47x = 4,667,532,916.32 × 1,271,435,973.72
  4. Step 4: Simplify right side
    3,111,683,296.47x = 5,934,469,258,331,469,824
  5. Step 5: Solve for x
    x = 5,934,469,258,331,469,824/3,111,683,296.47
  6. Step 6: Final answer
    x = 1,907,157,217.79

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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.