Home / 424,546,860,089.85-636,909,739,949.60-137,682,548,550.39

Finding the Fourth Proportional to 424,546,860,089.85, 636,909,739,949.60 and 137,682,548,550.39

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Solution

The fourth proportional to 424,546,860,089.85, 636,909,739,949.60 and 137,682,548,550.39 is: 206,552,831,822.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,546,860,089.85 : 636,909,739,949.60 = 137,682,548,550.39 : x
  2. Step 2: Convert to fraction form
    424,546,860,089.85/636,909,739,949.60 = 137,682,548,550.39/x
  3. Step 3: Cross multiply
    424,546,860,089.85x = 636,909,739,949.60 × 137,682,548,550.39
  4. Step 4: Simplify right side
    424,546,860,089.85x = 87,691,356,192,827,080,966,144
  5. Step 5: Solve for x
    x = 87,691,356,192,827,080,966,144/424,546,860,089.85
  6. Step 6: Final answer
    x = 206,552,831,822.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.