Home / 131,801,984.26-181,886,734.34-73,064,500.54

Finding the Fourth Proportional to 131,801,984.26, 181,886,734.34 and 73,064,500.54

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Solution

The fourth proportional to 131,801,984.26, 181,886,734.34 and 73,064,500.54 is: 100,829,008.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,801,984.26 : 181,886,734.34 = 73,064,500.54 : x
  2. Step 2: Convert to fraction form
    131,801,984.26/181,886,734.34 = 73,064,500.54/x
  3. Step 3: Cross multiply
    131,801,984.26x = 181,886,734.34 × 73,064,500.54
  4. Step 4: Simplify right side
    131,801,984.26x = 13,289,463,398,857,718
  5. Step 5: Solve for x
    x = 13,289,463,398,857,718/131,801,984.26
  6. Step 6: Final answer
    x = 100,829,008.56

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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.