Home / 219,646,676.87-303,111,582.25-120,529,082.60

Finding the Fourth Proportional to 219,646,676.87, 303,111,582.25 and 120,529,082.60

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Solution

The fourth proportional to 219,646,676.87, 303,111,582.25 and 120,529,082.60 is: 166,329,677.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,646,676.87 : 303,111,582.25 = 120,529,082.60 : x
  2. Step 2: Convert to fraction form
    219,646,676.87/303,111,582.25 = 120,529,082.60/x
  3. Step 3: Cross multiply
    219,646,676.87x = 303,111,582.25 × 120,529,082.60
  4. Step 4: Simplify right side
    219,646,676.87x = 36,533,760,934,026,944
  5. Step 5: Solve for x
    x = 36,533,760,934,026,944/219,646,676.87
  6. Step 6: Final answer
    x = 166,329,677.53

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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.