Home / 996,512,651.55-1,494,768,977.33-414,053,315.55

Finding the Fourth Proportional to 996,512,651.55, 1,494,768,977.33 and 414,053,315.55

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Solution

The fourth proportional to 996,512,651.55, 1,494,768,977.33 and 414,053,315.55 is: 621,079,973.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,512,651.55 : 1,494,768,977.33 = 414,053,315.55 : x
  2. Step 2: Convert to fraction form
    996,512,651.55/1,494,768,977.33 = 414,053,315.55/x
  3. Step 3: Cross multiply
    996,512,651.55x = 1,494,768,977.33 × 414,053,315.55
  4. Step 4: Simplify right side
    996,512,651.55x = 618,914,051,042,699,008
  5. Step 5: Solve for x
    x = 618,914,051,042,699,008/996,512,651.55
  6. Step 6: Final answer
    x = 621,079,973.33

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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.