Home / 235,264,745.03-324,663,556.43-129,415,886.90

Finding the Fourth Proportional to 235,264,745.03, 324,663,556.43 and 129,415,886.90

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Solution

The fourth proportional to 235,264,745.03, 324,663,556.43 and 129,415,886.90 is: 178,592,938.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,264,745.03 : 324,663,556.43 = 129,415,886.90 : x
  2. Step 2: Convert to fraction form
    235,264,745.03/324,663,556.43 = 129,415,886.90/x
  3. Step 3: Cross multiply
    235,264,745.03x = 324,663,556.43 × 129,415,886.90
  4. Step 4: Simplify right side
    235,264,745.03x = 42,016,622,099,496,648
  5. Step 5: Solve for x
    x = 42,016,622,099,496,648/235,264,745.03
  6. Step 6: Final answer
    x = 178,592,938.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.