Home / 197,649,976.74-296,514,590.31-68,262,330.66

Finding the Fourth Proportional to 197,649,976.74, 296,514,590.31 and 68,262,330.66

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Solution

The fourth proportional to 197,649,976.74, 296,514,590.31 and 68,262,330.66 is: 102,407,181.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,649,976.74 : 296,514,590.31 = 68,262,330.66 : x
  2. Step 2: Convert to fraction form
    197,649,976.74/296,514,590.31 = 68,262,330.66/x
  3. Step 3: Cross multiply
    197,649,976.74x = 296,514,590.31 × 68,262,330.66
  4. Step 4: Simplify right side
    197,649,976.74x = 20,240,777,009,255,652
  5. Step 5: Solve for x
    x = 20,240,777,009,255,652/197,649,976.74
  6. Step 6: Final answer
    x = 102,407,181.34

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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.