Home / 53,567,999.70-80,351,999.55-28,016,841.30

Finding the Fourth Proportional to 53,567,999.70, 80,351,999.55 and 28,016,841.30

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Solution

The fourth proportional to 53,567,999.70, 80,351,999.55 and 28,016,841.30 is: 42,025,261.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,567,999.70 : 80,351,999.55 = 28,016,841.30 : x
  2. Step 2: Convert to fraction form
    53,567,999.70/80,351,999.55 = 28,016,841.30/x
  3. Step 3: Cross multiply
    53,567,999.70x = 80,351,999.55 × 28,016,841.30
  4. Step 4: Simplify right side
    53,567,999.70x = 2,251,209,219,530,021.50
  5. Step 5: Solve for x
    x = 2,251,209,219,530,021.50/53,567,999.70
  6. Step 6: Final answer
    x = 42,025,261.95

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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.