Home / 672,701,082.20-1,009,566,650.55-304,494,611.90

Finding the Fourth Proportional to 672,701,082.20, 1,009,566,650.55 and 304,494,611.90

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Solution

The fourth proportional to 672,701,082.20, 1,009,566,650.55 and 304,494,611.90 is: 456,975,042.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,701,082.20 : 1,009,566,650.55 = 304,494,611.90 : x
  2. Step 2: Convert to fraction form
    672,701,082.20/1,009,566,650.55 = 304,494,611.90/x
  3. Step 3: Cross multiply
    672,701,082.20x = 1,009,566,650.55 × 304,494,611.90
  4. Step 4: Simplify right side
    672,701,082.20x = 307,407,605,446,405,120
  5. Step 5: Solve for x
    x = 307,407,605,446,405,120/672,701,082.20
  6. Step 6: Final answer
    x = 456,975,042.23

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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.