Home / 209,082,926.49-288,522,592.88-116,261,441.43

Finding the Fourth Proportional to 209,082,926.49, 288,522,592.88 and 116,261,441.43

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Solution

The fourth proportional to 209,082,926.49, 288,522,592.88 and 116,261,441.43 is: 160,434,202.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,082,926.49 : 288,522,592.88 = 116,261,441.43 : x
  2. Step 2: Convert to fraction form
    209,082,926.49/288,522,592.88 = 116,261,441.43/x
  3. Step 3: Cross multiply
    209,082,926.49x = 288,522,592.88 × 116,261,441.43
  4. Step 4: Simplify right side
    209,082,926.49x = 33,544,052,533,349,856
  5. Step 5: Solve for x
    x = 33,544,052,533,349,856/209,082,926.49
  6. Step 6: Final answer
    x = 160,434,202.34

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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.