Home / 484,530,828.78-668,649,142.48-264,514,254.78

Finding the Fourth Proportional to 484,530,828.78, 668,649,142.48 and 264,514,254.78

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Solution

The fourth proportional to 484,530,828.78, 668,649,142.48 and 264,514,254.78 is: 365,027,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,530,828.78 : 668,649,142.48 = 264,514,254.78 : x
  2. Step 2: Convert to fraction form
    484,530,828.78/668,649,142.48 = 264,514,254.78/x
  3. Step 3: Cross multiply
    484,530,828.78x = 668,649,142.48 × 264,514,254.78
  4. Step 4: Simplify right side
    484,530,828.78x = 176,867,229,632,383,232
  5. Step 5: Solve for x
    x = 176,867,229,632,383,232/484,530,828.78
  6. Step 6: Final answer
    x = 365,027,814.80

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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.