Home / 28,530,665,022.26-42,758,768,845.74-15,939,014,854.15

Finding the Fourth Proportional to 28,530,665,022.26, 42,758,768,845.74 and 15,939,014,854.15

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Solution

The fourth proportional to 28,530,665,022.26, 42,758,768,845.74 and 15,939,014,854.15 is: 23,887,724,006.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,530,665,022.26 : 42,758,768,845.74 = 15,939,014,854.15 : x
  2. Step 2: Convert to fraction form
    28,530,665,022.26/42,758,768,845.74 = 15,939,014,854.15/x
  3. Step 3: Cross multiply
    28,530,665,022.26x = 42,758,768,845.74 × 15,939,014,854.15
  4. Step 4: Simplify right side
    28,530,665,022.26x = 681,532,651,777,287,782,400
  5. Step 5: Solve for x
    x = 681,532,651,777,287,782,400/28,530,665,022.26
  6. Step 6: Final answer
    x = 23,887,724,006.63

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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.