Home / 262,713,863,888.84-394,030,979,200.94-71,500,801,992.18

Finding the Fourth Proportional to 262,713,863,888.84, 394,030,979,200.94 and 71,500,801,992.18

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Solution

The fourth proportional to 262,713,863,888.84, 394,030,979,200.94 and 71,500,801,992.18 is: 107,240,366,403.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,713,863,888.84 : 394,030,979,200.94 = 71,500,801,992.18 : x
  2. Step 2: Convert to fraction form
    262,713,863,888.84/394,030,979,200.94 = 71,500,801,992.18/x
  3. Step 3: Cross multiply
    262,713,863,888.84x = 394,030,979,200.94 × 71,500,801,992.18
  4. Step 4: Simplify right side
    262,713,863,888.84x = 28,173,531,022,631,205,076,992
  5. Step 5: Solve for x
    x = 28,173,531,022,631,205,076,992/262,713,863,888.84
  6. Step 6: Final answer
    x = 107,240,366,403.17

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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.