Home / 169,859,073.48-254,786,049.81-76,420,057.79

Finding the Fourth Proportional to 169,859,073.48, 254,786,049.81 and 76,420,057.79

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Solution

The fourth proportional to 169,859,073.48, 254,786,049.81 and 76,420,057.79 is: 114,628,934.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,859,073.48 : 254,786,049.81 = 76,420,057.79 : x
  2. Step 2: Convert to fraction form
    169,859,073.48/254,786,049.81 = 76,420,057.79/x
  3. Step 3: Cross multiply
    169,859,073.48x = 254,786,049.81 × 76,420,057.79
  4. Step 4: Simplify right side
    169,859,073.48x = 19,470,764,649,292,088
  5. Step 5: Solve for x
    x = 19,470,764,649,292,088/169,859,073.48
  6. Step 6: Final answer
    x = 114,628,934.74

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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.