Home / 289,914,383.66-434,939,666.37-95,825,778.08

Finding the Fourth Proportional to 289,914,383.66, 434,939,666.37 and 95,825,778.08

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Solution

The fourth proportional to 289,914,383.66, 434,939,666.37 and 95,825,778.08 is: 143,761,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,914,383.66 : 434,939,666.37 = 95,825,778.08 : x
  2. Step 2: Convert to fraction form
    289,914,383.66/434,939,666.37 = 95,825,778.08/x
  3. Step 3: Cross multiply
    289,914,383.66x = 434,939,666.37 × 95,825,778.08
  4. Step 4: Simplify right side
    289,914,383.66x = 41,678,431,945,107,032
  5. Step 5: Solve for x
    x = 41,678,431,945,107,032/289,914,383.66
  6. Step 6: Final answer
    x = 143,761,173.28

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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.