Home / 259,183,250.79-389,051,533.74-111,703,593.48

Finding the Fourth Proportional to 259,183,250.79, 389,051,533.74 and 111,703,593.48

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Solution

The fourth proportional to 259,183,250.79, 389,051,533.74 and 111,703,593.48 is: 167,674,624.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,183,250.79 : 389,051,533.74 = 111,703,593.48 : x
  2. Step 2: Convert to fraction form
    259,183,250.79/389,051,533.74 = 111,703,593.48/x
  3. Step 3: Cross multiply
    259,183,250.79x = 389,051,533.74 × 111,703,593.48
  4. Step 4: Simplify right side
    259,183,250.79x = 43,458,454,367,663,464
  5. Step 5: Solve for x
    x = 43,458,454,367,663,464/259,183,250.79
  6. Step 6: Final answer
    x = 167,674,624.94

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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.