Home / 1,384,008,537.20-2,076,012,805.80-414,660,153.20

Finding the Fourth Proportional to 1,384,008,537.20, 2,076,012,805.80 and 414,660,153.20

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Solution

The fourth proportional to 1,384,008,537.20, 2,076,012,805.80 and 414,660,153.20 is: 621,990,229.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,008,537.20 : 2,076,012,805.80 = 414,660,153.20 : x
  2. Step 2: Convert to fraction form
    1,384,008,537.20/2,076,012,805.80 = 414,660,153.20/x
  3. Step 3: Cross multiply
    1,384,008,537.20x = 2,076,012,805.80 × 414,660,153.20
  4. Step 4: Simplify right side
    1,384,008,537.20x = 860,839,788,098,189,824
  5. Step 5: Solve for x
    x = 860,839,788,098,189,824/1,384,008,537.20
  6. Step 6: Final answer
    x = 621,990,229.80

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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.