Home / 2,863,137,817.28-4,294,663,509.44-1,288,132,906.24

Finding the Fourth Proportional to 2,863,137,817.28, 4,294,663,509.44 and 1,288,132,906.24

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Solution

The fourth proportional to 2,863,137,817.28, 4,294,663,509.44 and 1,288,132,906.24 is: 1,932,179,916.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,137,817.28 : 4,294,663,509.44 = 1,288,132,906.24 : x
  2. Step 2: Convert to fraction form
    2,863,137,817.28/4,294,663,509.44 = 1,288,132,906.24/x
  3. Step 3: Cross multiply
    2,863,137,817.28x = 4,294,663,509.44 × 1,288,132,906.24
  4. Step 4: Simplify right side
    2,863,137,817.28x = 5,532,097,387,737,825,280
  5. Step 5: Solve for x
    x = 5,532,097,387,737,825,280/2,863,137,817.28
  6. Step 6: Final answer
    x = 1,932,179,916.16

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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.