Home / 169,841,189.20-254,383,870.20-139,608,101.20

Finding the Fourth Proportional to 169,841,189.20, 254,383,870.20 and 139,608,101.20

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Solution

The fourth proportional to 169,841,189.20, 254,383,870.20 and 139,608,101.20 is: 209,101,509.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,841,189.20 : 254,383,870.20 = 139,608,101.20 : x
  2. Step 2: Convert to fraction form
    169,841,189.20/254,383,870.20 = 139,608,101.20/x
  3. Step 3: Cross multiply
    169,841,189.20x = 254,383,870.20 × 139,608,101.20
  4. Step 4: Simplify right side
    169,841,189.20x = 35,514,049,094,529,260
  5. Step 5: Solve for x
    x = 35,514,049,094,529,260/169,841,189.20
  6. Step 6: Final answer
    x = 209,101,509.84

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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.