Home / 1,384,008,538.20-2,076,012,807.30-414,660,154.20

Finding the Fourth Proportional to 1,384,008,538.20, 2,076,012,807.30 and 414,660,154.20

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Solution

The fourth proportional to 1,384,008,538.20, 2,076,012,807.30 and 414,660,154.20 is: 621,990,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,008,538.20 : 2,076,012,807.30 = 414,660,154.20 : x
  2. Step 2: Convert to fraction form
    1,384,008,538.20/2,076,012,807.30 = 414,660,154.20/x
  3. Step 3: Cross multiply
    1,384,008,538.20x = 2,076,012,807.30 × 414,660,154.20
  4. Step 4: Simplify right side
    1,384,008,538.20x = 860,839,790,796,192,896
  5. Step 5: Solve for x
    x = 860,839,790,796,192,896/1,384,008,538.20
  6. Step 6: Final answer
    x = 621,990,231.30

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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.