Home / 46,385,212.80-69,577,819.20-43,739,817.60

Finding the Fourth Proportional to 46,385,212.80, 69,577,819.20 and 43,739,817.60

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Solution

The fourth proportional to 46,385,212.80, 69,577,819.20 and 43,739,817.60 is: 65,609,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,385,212.80 : 69,577,819.20 = 43,739,817.60 : x
  2. Step 2: Convert to fraction form
    46,385,212.80/69,577,819.20 = 43,739,817.60/x
  3. Step 3: Cross multiply
    46,385,212.80x = 69,577,819.20 × 43,739,817.60
  4. Step 4: Simplify right side
    46,385,212.80x = 3,043,321,120,813,778
  5. Step 5: Solve for x
    x = 3,043,321,120,813,778/46,385,212.80
  6. Step 6: Final answer
    x = 65,609,726.40

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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.