Home / 197,732,190.96-296,390,664.20-66,528,919.36

Finding the Fourth Proportional to 197,732,190.96, 296,390,664.20 and 66,528,919.36

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Solution

The fourth proportional to 197,732,190.96, 296,390,664.20 and 66,528,919.36 is: 99,723,522.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,732,190.96 : 296,390,664.20 = 66,528,919.36 : x
  2. Step 2: Convert to fraction form
    197,732,190.96/296,390,664.20 = 66,528,919.36/x
  3. Step 3: Cross multiply
    197,732,190.96x = 296,390,664.20 × 66,528,919.36
  4. Step 4: Simplify right side
    197,732,190.96x = 19,718,550,597,618,636
  5. Step 5: Solve for x
    x = 19,718,550,597,618,636/197,732,190.96
  6. Step 6: Final answer
    x = 99,723,522.52

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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.