Home / 197,732,163.06-296,390,622.48-66,528,891.42

Finding the Fourth Proportional to 197,732,163.06, 296,390,622.48 and 66,528,891.42

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Solution

The fourth proportional to 197,732,163.06, 296,390,622.48 and 66,528,891.42 is: 99,723,480.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,732,163.06 : 296,390,622.48 = 66,528,891.42 : x
  2. Step 2: Convert to fraction form
    197,732,163.06/296,390,622.48 = 66,528,891.42/x
  3. Step 3: Cross multiply
    197,732,163.06x = 296,390,622.48 × 66,528,891.42
  4. Step 4: Simplify right side
    197,732,163.06x = 19,718,539,540,878,132
  5. Step 5: Solve for x
    x = 19,718,539,540,878,132/197,732,163.06
  6. Step 6: Final answer
    x = 99,723,480.67

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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.