Home / 297,010,058,815.26-409,873,925,380.95-161,680,266,611.10

Finding the Fourth Proportional to 297,010,058,815.26, 409,873,925,380.95 and 161,680,266,611.10

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Solution

The fourth proportional to 297,010,058,815.26, 409,873,925,380.95 and 161,680,266,611.10 is: 223,118,791,992.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,010,058,815.26 : 409,873,925,380.95 = 161,680,266,611.10 : x
  2. Step 2: Convert to fraction form
    297,010,058,815.26/409,873,925,380.95 = 161,680,266,611.10/x
  3. Step 3: Cross multiply
    297,010,058,815.26x = 409,873,925,380.95 × 161,680,266,611.10
  4. Step 4: Simplify right side
    297,010,058,815.26x = 66,268,525,532,530,109,054,976
  5. Step 5: Solve for x
    x = 66,268,525,532,530,109,054,976/297,010,058,815.26
  6. Step 6: Final answer
    x = 223,118,791,992.66

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1.5x scale

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.