Home / 47,394,256.80-71,091,385.20-43,699,101.60

Finding the Fourth Proportional to 47,394,256.80, 71,091,385.20 and 43,699,101.60

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Solution

The fourth proportional to 47,394,256.80, 71,091,385.20 and 43,699,101.60 is: 65,548,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,394,256.80 : 71,091,385.20 = 43,699,101.60 : x
  2. Step 2: Convert to fraction form
    47,394,256.80/71,091,385.20 = 43,699,101.60/x
  3. Step 3: Cross multiply
    47,394,256.80x = 71,091,385.20 × 43,699,101.60
  4. Step 4: Simplify right side
    47,394,256.80x = 3,106,629,664,739,536.50
  5. Step 5: Solve for x
    x = 3,106,629,664,739,536.50/47,394,256.80
  6. Step 6: Final answer
    x = 65,548,652.40

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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.