Home / 339,090,107.95-507,954,135.39-154,603,809.34

Finding the Fourth Proportional to 339,090,107.95, 507,954,135.39 and 154,603,809.34

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Solution

The fourth proportional to 339,090,107.95, 507,954,135.39 and 154,603,809.34 is: 231,595,208.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,090,107.95 : 507,954,135.39 = 154,603,809.34 : x
  2. Step 2: Convert to fraction form
    339,090,107.95/507,954,135.39 = 154,603,809.34/x
  3. Step 3: Cross multiply
    339,090,107.95x = 507,954,135.39 × 154,603,809.34
  4. Step 4: Simplify right side
    339,090,107.95x = 78,531,644,301,300,112
  5. Step 5: Solve for x
    x = 78,531,644,301,300,112/339,090,107.95
  6. Step 6: Final answer
    x = 231,595,208.65

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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.