Home / 255,089,266.20-382,633,899.30-82,689,805.80

Finding the Fourth Proportional to 255,089,266.20, 382,633,899.30 and 82,689,805.80

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Solution

The fourth proportional to 255,089,266.20, 382,633,899.30 and 82,689,805.80 is: 124,034,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,089,266.20 : 382,633,899.30 = 82,689,805.80 : x
  2. Step 2: Convert to fraction form
    255,089,266.20/382,633,899.30 = 82,689,805.80/x
  3. Step 3: Cross multiply
    255,089,266.20x = 382,633,899.30 × 82,689,805.80
  4. Step 4: Simplify right side
    255,089,266.20x = 31,639,922,825,613,756
  5. Step 5: Solve for x
    x = 31,639,922,825,613,756/255,089,266.20
  6. Step 6: Final answer
    x = 124,034,708.70

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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.