Home / 165,622,372.80-248,433,559.20-56,570,679.60

Finding the Fourth Proportional to 165,622,372.80, 248,433,559.20 and 56,570,679.60

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Solution

The fourth proportional to 165,622,372.80, 248,433,559.20 and 56,570,679.60 is: 84,856,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,622,372.80 : 248,433,559.20 = 56,570,679.60 : x
  2. Step 2: Convert to fraction form
    165,622,372.80/248,433,559.20 = 56,570,679.60/x
  3. Step 3: Cross multiply
    165,622,372.80x = 248,433,559.20 × 56,570,679.60
  4. Step 4: Simplify right side
    165,622,372.80x = 14,054,055,279,390,832
  5. Step 5: Solve for x
    x = 14,054,055,279,390,832/165,622,372.80
  6. Step 6: Final answer
    x = 84,856,019.40

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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.