Home / 93,890,138.48-140,735,807.32-31,582,136.88

Finding the Fourth Proportional to 93,890,138.48, 140,735,807.32 and 31,582,136.88

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Solution

The fourth proportional to 93,890,138.48, 140,735,807.32 and 31,582,136.88 is: 47,339,769.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,890,138.48 : 140,735,807.32 = 31,582,136.88 : x
  2. Step 2: Convert to fraction form
    93,890,138.48/140,735,807.32 = 31,582,136.88/x
  3. Step 3: Cross multiply
    93,890,138.48x = 140,735,807.32 × 31,582,136.88
  4. Step 4: Simplify right side
    93,890,138.48x = 4,444,737,530,697,545.50
  5. Step 5: Solve for x
    x = 4,444,737,530,697,545.50/93,890,138.48
  6. Step 6: Final answer
    x = 47,339,769.68

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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.