Home / 180,069,542.43-248,400,113.85-109,526,728.41

Finding the Fourth Proportional to 180,069,542.43, 248,400,113.85 and 109,526,728.41

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Solution

The fourth proportional to 180,069,542.43, 248,400,113.85 and 109,526,728.41 is: 151,088,581.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,069,542.43 : 248,400,113.85 = 109,526,728.41 : x
  2. Step 2: Convert to fraction form
    180,069,542.43/248,400,113.85 = 109,526,728.41/x
  3. Step 3: Cross multiply
    180,069,542.43x = 248,400,113.85 × 109,526,728.41
  4. Step 4: Simplify right side
    180,069,542.43x = 27,206,451,806,662,028
  5. Step 5: Solve for x
    x = 27,206,451,806,662,028/180,069,542.43
  6. Step 6: Final answer
    x = 151,088,581.89

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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.