Home / 268,661,291,611.98-370,761,731,416.66-158,889,736,020.30

Finding the Fourth Proportional to 268,661,291,611.98, 370,761,731,416.66 and 158,889,736,020.30

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Solution

The fourth proportional to 268,661,291,611.98, 370,761,731,416.66 and 158,889,736,020.30 is: 219,273,246,539.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,661,291,611.98 : 370,761,731,416.66 = 158,889,736,020.30 : x
  2. Step 2: Convert to fraction form
    268,661,291,611.98/370,761,731,416.66 = 158,889,736,020.30/x
  3. Step 3: Cross multiply
    268,661,291,611.98x = 370,761,731,416.66 × 158,889,736,020.30
  4. Step 4: Simplify right side
    268,661,291,611.98x = 58,910,233,631,222,470,279,168
  5. Step 5: Solve for x
    x = 58,910,233,631,222,470,279,168/268,661,291,611.98
  6. Step 6: Final answer
    x = 219,273,246,539.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.