Home / 358,684,099.60-536,892,408.60-256,647,427.60

Finding the Fourth Proportional to 358,684,099.60, 536,892,408.60 and 256,647,427.60

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Solution

The fourth proportional to 358,684,099.60, 536,892,408.60 and 256,647,427.60 is: 384,159,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,684,099.60 : 536,892,408.60 = 256,647,427.60 : x
  2. Step 2: Convert to fraction form
    358,684,099.60/536,892,408.60 = 256,647,427.60/x
  3. Step 3: Cross multiply
    358,684,099.60x = 536,892,408.60 × 256,647,427.60
  4. Step 4: Simplify right side
    358,684,099.60x = 137,792,055,565,158,128
  5. Step 5: Solve for x
    x = 137,792,055,565,158,128/358,684,099.60
  6. Step 6: Final answer
    x = 384,159,921.55

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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.