Home / 65,316,822.80-90,135,556.52-35,546,205.38

Finding the Fourth Proportional to 65,316,822.80, 90,135,556.52 and 35,546,205.38

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Solution

The fourth proportional to 65,316,822.80, 90,135,556.52 and 35,546,205.38 is: 49,052,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,316,822.80 : 90,135,556.52 = 35,546,205.38 : x
  2. Step 2: Convert to fraction form
    65,316,822.80/90,135,556.52 = 35,546,205.38/x
  3. Step 3: Cross multiply
    65,316,822.80x = 90,135,556.52 × 35,546,205.38
  4. Step 4: Simplify right side
    65,316,822.80x = 3,203,977,003,472,109.50
  5. Step 5: Solve for x
    x = 3,203,977,003,472,109.50/65,316,822.80
  6. Step 6: Final answer
    x = 49,052,860.60

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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.