Home / 309,364,023.44-426,913,830.24-170,134,770.56

Finding the Fourth Proportional to 309,364,023.44, 426,913,830.24 and 170,134,770.56

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Solution

The fourth proportional to 309,364,023.44, 426,913,830.24 and 170,134,770.56 is: 234,781,296.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,364,023.44 : 426,913,830.24 = 170,134,770.56 : x
  2. Step 2: Convert to fraction form
    309,364,023.44/426,913,830.24 = 170,134,770.56/x
  3. Step 3: Cross multiply
    309,364,023.44x = 426,913,830.24 × 170,134,770.56
  4. Step 4: Simplify right side
    309,364,023.44x = 72,632,886,556,773,200
  5. Step 5: Solve for x
    x = 72,632,886,556,773,200/309,364,023.44
  6. Step 6: Final answer
    x = 234,781,296.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.