Home / 209,444,126.44-314,061,082.38-122,033,891.80

Finding the Fourth Proportional to 209,444,126.44, 314,061,082.38 and 122,033,891.80

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Solution

The fourth proportional to 209,444,126.44, 314,061,082.38 and 122,033,891.80 is: 182,989,596.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,444,126.44 : 314,061,082.38 = 122,033,891.80 : x
  2. Step 2: Convert to fraction form
    209,444,126.44/314,061,082.38 = 122,033,891.80/x
  3. Step 3: Cross multiply
    209,444,126.44x = 314,061,082.38 × 122,033,891.80
  4. Step 4: Simplify right side
    209,444,126.44x = 38,326,096,145,751,808
  5. Step 5: Solve for x
    x = 38,326,096,145,751,808/209,444,126.44
  6. Step 6: Final answer
    x = 182,989,596.31

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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.