Home / 424,546,859,865.54-636,909,739,613.15-137,682,548,325.88

Finding the Fourth Proportional to 424,546,859,865.54, 636,909,739,613.15 and 137,682,548,325.88

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Solution

The fourth proportional to 424,546,859,865.54, 636,909,739,613.15 and 137,682,548,325.88 is: 206,552,831,485.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,546,859,865.54 : 636,909,739,613.15 = 137,682,548,325.88 : x
  2. Step 2: Convert to fraction form
    424,546,859,865.54/636,909,739,613.15 = 137,682,548,325.88/x
  3. Step 3: Cross multiply
    424,546,859,865.54x = 636,909,739,613.15 × 137,682,548,325.88
  4. Step 4: Simplify right side
    424,546,859,865.54x = 87,691,356,003,511,180,460,032
  5. Step 5: Solve for x
    x = 87,691,356,003,511,180,460,032/424,546,859,865.54
  6. Step 6: Final answer
    x = 206,552,831,485.51

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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.