Home / 524,556,003.40-786,834,005.10-161,003,120.20

Finding the Fourth Proportional to 524,556,003.40, 786,834,005.10 and 161,003,120.20

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Solution

The fourth proportional to 524,556,003.40, 786,834,005.10 and 161,003,120.20 is: 241,504,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,556,003.40 : 786,834,005.10 = 161,003,120.20 : x
  2. Step 2: Convert to fraction form
    524,556,003.40/786,834,005.10 = 161,003,120.20/x
  3. Step 3: Cross multiply
    524,556,003.40x = 786,834,005.10 × 161,003,120.20
  4. Step 4: Simplify right side
    524,556,003.40x = 126,682,729,900,562,704
  5. Step 5: Solve for x
    x = 126,682,729,900,562,704/524,556,003.40
  6. Step 6: Final answer
    x = 241,504,680.30

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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.