Home / 165,957,683.85-248,936,525.78-89,430,179.85

Finding the Fourth Proportional to 165,957,683.85, 248,936,525.78 and 89,430,179.85

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Solution

The fourth proportional to 165,957,683.85, 248,936,525.78 and 89,430,179.85 is: 134,145,269.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,957,683.85 : 248,936,525.78 = 89,430,179.85 : x
  2. Step 2: Convert to fraction form
    165,957,683.85/248,936,525.78 = 89,430,179.85/x
  3. Step 3: Cross multiply
    165,957,683.85x = 248,936,525.78 × 89,430,179.85
  4. Step 4: Simplify right side
    165,957,683.85x = 22,262,438,271,292,408
  5. Step 5: Solve for x
    x = 22,262,438,271,292,408/165,957,683.85
  6. Step 6: Final answer
    x = 134,145,269.78

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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.