Home / 146,100,672.16-201,611,742.88-80,021,458.56

Finding the Fourth Proportional to 146,100,672.16, 201,611,742.88 and 80,021,458.56

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Solution

The fourth proportional to 146,100,672.16, 201,611,742.88 and 80,021,458.56 is: 110,425,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,100,672.16 : 201,611,742.88 = 80,021,458.56 : x
  2. Step 2: Convert to fraction form
    146,100,672.16/201,611,742.88 = 80,021,458.56/x
  3. Step 3: Cross multiply
    146,100,672.16x = 201,611,742.88 × 80,021,458.56
  4. Step 4: Simplify right side
    146,100,672.16x = 16,133,265,728,081,296
  5. Step 5: Solve for x
    x = 16,133,265,728,081,296/146,100,672.16
  6. Step 6: Final answer
    x = 110,425,677.65

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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.