Home / 197,556,965.40-296,366,940.90-82,482,274.20

Finding the Fourth Proportional to 197,556,965.40, 296,366,940.90 and 82,482,274.20

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Solution

The fourth proportional to 197,556,965.40, 296,366,940.90 and 82,482,274.20 is: 123,736,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,556,965.40 : 296,366,940.90 = 82,482,274.20 : x
  2. Step 2: Convert to fraction form
    197,556,965.40/296,366,940.90 = 82,482,274.20/x
  3. Step 3: Cross multiply
    197,556,965.40x = 296,366,940.90 × 82,482,274.20
  4. Step 4: Simplify right side
    197,556,965.40x = 24,445,019,283,128,992
  5. Step 5: Solve for x
    x = 24,445,019,283,128,992/197,556,965.40
  6. Step 6: Final answer
    x = 123,736,559.90

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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.