Home / 219,827,166.03-303,347,691.63-120,707,219.39

Finding the Fourth Proportional to 219,827,166.03, 303,347,691.63 and 120,707,219.39

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Solution

The fourth proportional to 219,827,166.03, 303,347,691.63 and 120,707,219.39 is: 166,568,386.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,827,166.03 : 303,347,691.63 = 120,707,219.39 : x
  2. Step 2: Convert to fraction form
    219,827,166.03/303,347,691.63 = 120,707,219.39/x
  3. Step 3: Cross multiply
    219,827,166.03x = 303,347,691.63 × 120,707,219.39
  4. Step 4: Simplify right side
    219,827,166.03x = 36,616,256,363,515,736
  5. Step 5: Solve for x
    x = 36,616,256,363,515,736/219,827,166.03
  6. Step 6: Final answer
    x = 166,568,386.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.