Home / 93,470,372.91-140,080,231.67-72,745,834.68

Finding the Fourth Proportional to 93,470,372.91, 140,080,231.67 and 72,745,834.68

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Solution

The fourth proportional to 93,470,372.91, 140,080,231.67 and 72,745,834.68 is: 109,021,212.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,470,372.91 : 140,080,231.67 = 72,745,834.68 : x
  2. Step 2: Convert to fraction form
    93,470,372.91/140,080,231.67 = 72,745,834.68/x
  3. Step 3: Cross multiply
    93,470,372.91x = 140,080,231.67 × 72,745,834.68
  4. Step 4: Simplify right side
    93,470,372.91x = 10,190,253,374,638,192
  5. Step 5: Solve for x
    x = 10,190,253,374,638,192/93,470,372.91
  6. Step 6: Final answer
    x = 109,021,212.36

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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.