Home / 4,925,451,916.22-7,399,964,408.76-3,158,284,913.78

Finding the Fourth Proportional to 4,925,451,916.22, 7,399,964,408.76 and 3,158,284,913.78

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Solution

The fourth proportional to 4,925,451,916.22, 7,399,964,408.76 and 3,158,284,913.78 is: 4,744,985,100.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925,451,916.22 : 7,399,964,408.76 = 3,158,284,913.78 : x
  2. Step 2: Convert to fraction form
    4,925,451,916.22/7,399,964,408.76 = 3,158,284,913.78/x
  3. Step 3: Cross multiply
    4,925,451,916.22x = 7,399,964,408.76 × 3,158,284,913.78
  4. Step 4: Simplify right side
    4,925,451,916.22x = 23,371,195,954,658,648,064
  5. Step 5: Solve for x
    x = 23,371,195,954,658,648,064/4,925,451,916.22
  6. Step 6: Final answer
    x = 4,744,985,100.29

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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.