Home / 7,458,067,445.20-11,187,101,167.80-4,700,809,819.60

Finding the Fourth Proportional to 7,458,067,445.20, 11,187,101,167.80 and 4,700,809,819.60

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Solution

The fourth proportional to 7,458,067,445.20, 11,187,101,167.80 and 4,700,809,819.60 is: 7,051,214,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458,067,445.20 : 11,187,101,167.80 = 4,700,809,819.60 : x
  2. Step 2: Convert to fraction form
    7,458,067,445.20/11,187,101,167.80 = 4,700,809,819.60/x
  3. Step 3: Cross multiply
    7,458,067,445.20x = 11,187,101,167.80 × 4,700,809,819.60
  4. Step 4: Simplify right side
    7,458,067,445.20x = 52,588,435,022,452,867,072
  5. Step 5: Solve for x
    x = 52,588,435,022,452,867,072/7,458,067,445.20
  6. Step 6: Final answer
    x = 7,051,214,729.40

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1.5x scale

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.