Home / 55,320,346.80-82,980,520.20-41,883,418.80

Finding the Fourth Proportional to 55,320,346.80, 82,980,520.20 and 41,883,418.80

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Solution

The fourth proportional to 55,320,346.80, 82,980,520.20 and 41,883,418.80 is: 62,825,128.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,320,346.80 : 82,980,520.20 = 41,883,418.80 : x
  2. Step 2: Convert to fraction form
    55,320,346.80/82,980,520.20 = 41,883,418.80/x
  3. Step 3: Cross multiply
    55,320,346.80x = 82,980,520.20 × 41,883,418.80
  4. Step 4: Simplify right side
    55,320,346.80x = 3,475,507,879,778,459.50
  5. Step 5: Solve for x
    x = 3,475,507,879,778,459.50/55,320,346.80
  6. Step 6: Final answer
    x = 62,825,128.20

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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.