Home / 197,207,067.40-295,243,730.70-120,679,563.40

Finding the Fourth Proportional to 197,207,067.40, 295,243,730.70 and 120,679,563.40

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Solution

The fourth proportional to 197,207,067.40, 295,243,730.70 and 120,679,563.40 is: 180,672,452.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,207,067.40 : 295,243,730.70 = 120,679,563.40 : x
  2. Step 2: Convert to fraction form
    197,207,067.40/295,243,730.70 = 120,679,563.40/x
  3. Step 3: Cross multiply
    197,207,067.40x = 295,243,730.70 × 120,679,563.40
  4. Step 4: Simplify right side
    197,207,067.40x = 35,629,884,517,463,176
  5. Step 5: Solve for x
    x = 35,629,884,517,463,176/197,207,067.40
  6. Step 6: Final answer
    x = 180,672,452.50

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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.