Home / 180,004,008.23-270,004,044.03-43,689,391.73

Finding the Fourth Proportional to 180,004,008.23, 270,004,044.03 and 43,689,391.73

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Solution

The fourth proportional to 180,004,008.23, 270,004,044.03 and 43,689,391.73 is: 65,533,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,004,008.23 : 270,004,044.03 = 43,689,391.73 : x
  2. Step 2: Convert to fraction form
    180,004,008.23/270,004,044.03 = 43,689,391.73/x
  3. Step 3: Cross multiply
    180,004,008.23x = 270,004,044.03 × 43,689,391.73
  4. Step 4: Simplify right side
    180,004,008.23x = 11,796,312,446,960,816
  5. Step 5: Solve for x
    x = 11,796,312,446,960,816/180,004,008.23
  6. Step 6: Final answer
    x = 65,533,609.85

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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.