Home / 82,959,833.78-114,467,479.40-47,670,820.28

Finding the Fourth Proportional to 82,959,833.78, 114,467,479.40 and 47,670,820.28

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Solution

The fourth proportional to 82,959,833.78, 114,467,479.40 and 47,670,820.28 is: 65,775,910.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,959,833.78 : 114,467,479.40 = 47,670,820.28 : x
  2. Step 2: Convert to fraction form
    82,959,833.78/114,467,479.40 = 47,670,820.28/x
  3. Step 3: Cross multiply
    82,959,833.78x = 114,467,479.40 × 47,670,820.28
  4. Step 4: Simplify right side
    82,959,833.78x = 5,456,758,638,143,648
  5. Step 5: Solve for x
    x = 5,456,758,638,143,648/82,959,833.78
  6. Step 6: Final answer
    x = 65,775,910.94

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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.