Home / 1,396,976,406.30-2,095,107,185.61-414,173,131.74

Finding the Fourth Proportional to 1,396,976,406.30, 2,095,107,185.61 and 414,173,131.74

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Solution

The fourth proportional to 1,396,976,406.30, 2,095,107,185.61 and 414,173,131.74 is: 621,153,729.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,976,406.30 : 2,095,107,185.61 = 414,173,131.74 : x
  2. Step 2: Convert to fraction form
    1,396,976,406.30/2,095,107,185.61 = 414,173,131.74/x
  3. Step 3: Cross multiply
    1,396,976,406.30x = 2,095,107,185.61 × 414,173,131.74
  4. Step 4: Simplify right side
    1,396,976,406.30x = 867,737,104,395,071,104
  5. Step 5: Solve for x
    x = 867,737,104,395,071,104/1,396,976,406.30
  6. Step 6: Final answer
    x = 621,153,729.21

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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.