Home / 102,110,775.33-140,912,699.07-55,701,029.22

Finding the Fourth Proportional to 102,110,775.33, 140,912,699.07 and 55,701,029.22

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Solution

The fourth proportional to 102,110,775.33, 140,912,699.07 and 55,701,029.22 is: 76,867,327.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,110,775.33 : 140,912,699.07 = 55,701,029.22 : x
  2. Step 2: Convert to fraction form
    102,110,775.33/140,912,699.07 = 55,701,029.22/x
  3. Step 3: Cross multiply
    102,110,775.33x = 140,912,699.07 × 55,701,029.22
  4. Step 4: Simplify right side
    102,110,775.33x = 7,848,982,368,367,136
  5. Step 5: Solve for x
    x = 7,848,982,368,367,136/102,110,775.33
  6. Step 6: Final answer
    x = 76,867,327.11

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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.