Home / 368,291,733.77-508,166,722.72-211,628,573.54

Finding the Fourth Proportional to 368,291,733.77, 508,166,722.72 and 211,628,573.54

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Solution

The fourth proportional to 368,291,733.77, 508,166,722.72 and 211,628,573.54 is: 292,003,834.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,291,733.77 : 508,166,722.72 = 211,628,573.54 : x
  2. Step 2: Convert to fraction form
    368,291,733.77/508,166,722.72 = 211,628,573.54/x
  3. Step 3: Cross multiply
    368,291,733.77x = 508,166,722.72 × 211,628,573.54
  4. Step 4: Simplify right side
    368,291,733.77x = 107,542,598,649,359,632
  5. Step 5: Solve for x
    x = 107,542,598,649,359,632/368,291,733.77
  6. Step 6: Final answer
    x = 292,003,834.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.