Home / 672,192,866.70-1,008,289,300.05-161,589,602.70

Finding the Fourth Proportional to 672,192,866.70, 1,008,289,300.05 and 161,589,602.70

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Solution

The fourth proportional to 672,192,866.70, 1,008,289,300.05 and 161,589,602.70 is: 242,384,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,192,866.70 : 1,008,289,300.05 = 161,589,602.70 : x
  2. Step 2: Convert to fraction form
    672,192,866.70/1,008,289,300.05 = 161,589,602.70/x
  3. Step 3: Cross multiply
    672,192,866.70x = 1,008,289,300.05 × 161,589,602.70
  4. Step 4: Simplify right side
    672,192,866.70x = 162,929,067,401,740,576
  5. Step 5: Solve for x
    x = 162,929,067,401,740,576/672,192,866.70
  6. Step 6: Final answer
    x = 242,384,404.05

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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.