Home / 2,619,905,969,180.80-3,929,939,014,076.40-898,830,166,173

Finding the Fourth Proportional to 2,619,905,969,180.80, 3,929,939,014,076.40 and 898,830,166,173

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Solution

The fourth proportional to 2,619,905,969,180.80, 3,929,939,014,076.40 and 898,830,166,173 is: 1,348,272,716,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619,905,969,180.80 : 3,929,939,014,076.40 = 898,830,166,173 : x
  2. Step 2: Convert to fraction form
    2,619,905,969,180.80/3,929,939,014,076.40 = 898,830,166,173/x
  3. Step 3: Cross multiply
    2,619,905,969,180.80x = 3,929,939,014,076.40 × 898,830,166,173
  4. Step 4: Simplify right side
    2,619,905,969,180.80x = 3,532,347,737,072,046,272,675,840
  5. Step 5: Solve for x
    x = 3,532,347,737,072,046,272,675,840/2,619,905,969,180.80
  6. Step 6: Final answer
    x = 1,348,272,716,129.79

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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.