Home / 395,648,415.54-593,053,761.78-133,083,012.96

Finding the Fourth Proportional to 395,648,415.54, 593,053,761.78 and 133,083,012.96

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Solution

The fourth proportional to 395,648,415.54, 593,053,761.78 and 133,083,012.96 is: 199,483,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,648,415.54 : 593,053,761.78 = 133,083,012.96 : x
  2. Step 2: Convert to fraction form
    395,648,415.54/593,053,761.78 = 133,083,012.96/x
  3. Step 3: Cross multiply
    395,648,415.54x = 593,053,761.78 × 133,083,012.96
  4. Step 4: Simplify right side
    395,648,415.54x = 78,925,381,464,944,480
  5. Step 5: Solve for x
    x = 78,925,381,464,944,480/395,648,415.54
  6. Step 6: Final answer
    x = 199,483,628.30

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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.