Home / 2,914,216,172.16-4,371,630,438.24-949,222,391.28

Finding the Fourth Proportional to 2,914,216,172.16, 4,371,630,438.24 and 949,222,391.28

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Solution

The fourth proportional to 2,914,216,172.16, 4,371,630,438.24 and 949,222,391.28 is: 1,423,933,316.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,216,172.16 : 4,371,630,438.24 = 949,222,391.28 : x
  2. Step 2: Convert to fraction form
    2,914,216,172.16/4,371,630,438.24 = 949,222,391.28/x
  3. Step 3: Cross multiply
    2,914,216,172.16x = 4,371,630,438.24 × 949,222,391.28
  4. Step 4: Simplify right side
    2,914,216,172.16x = 4,149,649,498,378,606,592
  5. Step 5: Solve for x
    x = 4,149,649,498,378,606,592/2,914,216,172.16
  6. Step 6: Final answer
    x = 1,423,933,316.28

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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.