Home / 165,672,002.80-248,508,004.20-56,620,309.60

Finding the Fourth Proportional to 165,672,002.80, 248,508,004.20 and 56,620,309.60

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Solution

The fourth proportional to 165,672,002.80, 248,508,004.20 and 56,620,309.60 is: 84,930,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,672,002.80 : 248,508,004.20 = 56,620,309.60 : x
  2. Step 2: Convert to fraction form
    165,672,002.80/248,508,004.20 = 56,620,309.60/x
  3. Step 3: Cross multiply
    165,672,002.80x = 248,508,004.20 × 56,620,309.60
  4. Step 4: Simplify right side
    165,672,002.80x = 14,070,600,135,882,100
  5. Step 5: Solve for x
    x = 14,070,600,135,882,100/165,672,002.80
  6. Step 6: Final answer
    x = 84,930,464.40

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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.