Home / 101,982,647.04-140,735,273.76-55,572,757.44

Finding the Fourth Proportional to 101,982,647.04, 140,735,273.76 and 55,572,757.44

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Solution

The fourth proportional to 101,982,647.04, 140,735,273.76 and 55,572,757.44 is: 76,689,980.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,982,647.04 : 140,735,273.76 = 55,572,757.44 : x
  2. Step 2: Convert to fraction form
    101,982,647.04/140,735,273.76 = 55,572,757.44/x
  3. Step 3: Cross multiply
    101,982,647.04x = 140,735,273.76 × 55,572,757.44
  4. Step 4: Simplify right side
    101,982,647.04x = 7,821,047,231,916,476
  5. Step 5: Solve for x
    x = 7,821,047,231,916,476/101,982,647.04
  6. Step 6: Final answer
    x = 76,689,980.69

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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.