Home / 197,154,522.80-295,703,790.60-67,768,103.60

Finding the Fourth Proportional to 197,154,522.80, 295,703,790.60 and 67,768,103.60

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Solution

The fourth proportional to 197,154,522.80, 295,703,790.60 and 67,768,103.60 is: 101,642,533.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,154,522.80 : 295,703,790.60 = 67,768,103.60 : x
  2. Step 2: Convert to fraction form
    197,154,522.80/295,703,790.60 = 67,768,103.60/x
  3. Step 3: Cross multiply
    197,154,522.80x = 295,703,790.60 × 67,768,103.60
  4. Step 4: Simplify right side
    197,154,522.80x = 20,039,285,116,293,508
  5. Step 5: Solve for x
    x = 20,039,285,116,293,508/197,154,522.80
  6. Step 6: Final answer
    x = 101,642,533.13

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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.