Home / 5,442,781,089,756-7,511,040,917,423.80-2,939,904,149,420.80

Finding the Fourth Proportional to 5,442,781,089,756, 7,511,040,917,423.80 and 2,939,904,149,420.80

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Solution

The fourth proportional to 5,442,781,089,756, 7,511,040,917,423.80 and 2,939,904,149,420.80 is: 4,057,069,353,967.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442,781,089,756 : 7,511,040,917,423.80 = 2,939,904,149,420.80 : x
  2. Step 2: Convert to fraction form
    5,442,781,089,756/7,511,040,917,423.80 = 2,939,904,149,420.80/x
  3. Step 3: Cross multiply
    5,442,781,089,756x = 7,511,040,917,423.80 × 2,939,904,149,420.80
  4. Step 4: Simplify right side
    5,442,781,089,756x = 22,081,740,359,603,639,566,729,216
  5. Step 5: Solve for x
    x = 22,081,740,359,603,639,566,729,216/5,442,781,089,756
  6. Step 6: Final answer
    x = 4,057,069,353,967.64

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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.