Home / 197,206,943.40-295,243,544.70-120,679,439.40

Finding the Fourth Proportional to 197,206,943.40, 295,243,544.70 and 120,679,439.40

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Solution

The fourth proportional to 197,206,943.40, 295,243,544.70 and 120,679,439.40 is: 180,672,266.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,206,943.40 : 295,243,544.70 = 120,679,439.40 : x
  2. Step 2: Convert to fraction form
    197,206,943.40/295,243,544.70 = 120,679,439.40/x
  3. Step 3: Cross multiply
    197,206,943.40x = 295,243,544.70 × 120,679,439.40
  4. Step 4: Simplify right side
    197,206,943.40x = 35,629,825,460,864,840
  5. Step 5: Solve for x
    x = 35,629,825,460,864,840/197,206,943.40
  6. Step 6: Final answer
    x = 180,672,266.64

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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.