Home / 28,889,555,800.20-39,726,212,775.84-25,072,451,841.63

Finding the Fourth Proportional to 28,889,555,800.20, 39,726,212,775.84 and 25,072,451,841.63

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Solution

The fourth proportional to 28,889,555,800.20, 39,726,212,775.84 and 25,072,451,841.63 is: 34,477,288,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889,555,800.20 : 39,726,212,775.84 = 25,072,451,841.63 : x
  2. Step 2: Convert to fraction form
    28,889,555,800.20/39,726,212,775.84 = 25,072,451,841.63/x
  3. Step 3: Cross multiply
    28,889,555,800.20x = 39,726,212,775.84 × 25,072,451,841.63
  4. Step 4: Simplify right side
    28,889,555,800.20x = 996,033,556,672,594,837,504
  5. Step 5: Solve for x
    x = 996,033,556,672,594,837,504/28,889,555,800.20
  6. Step 6: Final answer
    x = 34,477,288,732.34

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1.5x scale

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.