Home / 303,203,099.46-418,421,530.37-163,973,858.34

Finding the Fourth Proportional to 303,203,099.46, 418,421,530.37 and 163,973,858.34

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Solution

The fourth proportional to 303,203,099.46, 418,421,530.37 and 163,973,858.34 is: 226,284,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,203,099.46 : 418,421,530.37 = 163,973,858.34 : x
  2. Step 2: Convert to fraction form
    303,203,099.46/418,421,530.37 = 163,973,858.34/x
  3. Step 3: Cross multiply
    303,203,099.46x = 418,421,530.37 × 163,973,858.34
  4. Step 4: Simplify right side
    303,203,099.46x = 68,610,192,746,476,520
  5. Step 5: Solve for x
    x = 68,610,192,746,476,520/303,203,099.46
  6. Step 6: Final answer
    x = 226,284,602.20

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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.