Home / 56,167,220.40-84,313,816.20-43,444,129.20

Finding the Fourth Proportional to 56,167,220.40, 84,313,816.20 and 43,444,129.20

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Solution

The fourth proportional to 56,167,220.40, 84,313,816.20 and 43,444,129.20 is: 65,214,911.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167,220.40 : 84,313,816.20 = 43,444,129.20 : x
  2. Step 2: Convert to fraction form
    56,167,220.40/84,313,816.20 = 43,444,129.20/x
  3. Step 3: Cross multiply
    56,167,220.40x = 84,313,816.20 × 43,444,129.20
  4. Step 4: Simplify right side
    56,167,220.40x = 3,662,940,324,337,853.50
  5. Step 5: Solve for x
    x = 3,662,940,324,337,853.50/56,167,220.40
  6. Step 6: Final answer
    x = 65,214,911.80

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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.