Home / 197,208,473.40-295,245,839.70-120,680,969.40

Finding the Fourth Proportional to 197,208,473.40, 295,245,839.70 and 120,680,969.40

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Solution

The fourth proportional to 197,208,473.40, 295,245,839.70 and 120,680,969.40 is: 180,674,559.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,208,473.40 : 295,245,839.70 = 120,680,969.40 : x
  2. Step 2: Convert to fraction form
    197,208,473.40/295,245,839.70 = 120,680,969.40/x
  3. Step 3: Cross multiply
    197,208,473.40x = 295,245,839.70 × 120,680,969.40
  4. Step 4: Simplify right side
    197,208,473.40x = 35,630,554,146,313,004
  5. Step 5: Solve for x
    x = 35,630,554,146,313,004/197,208,473.40
  6. Step 6: Final answer
    x = 180,674,559.93

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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.