Home / 7,239,194,858.05-10,858,591,555.79-1,927,352,587.41

Finding the Fourth Proportional to 7,239,194,858.05, 10,858,591,555.79 and 1,927,352,587.41

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Solution

The fourth proportional to 7,239,194,858.05, 10,858,591,555.79 and 1,927,352,587.41 is: 2,890,975,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239,194,858.05 : 10,858,591,555.79 = 1,927,352,587.41 : x
  2. Step 2: Convert to fraction form
    7,239,194,858.05/10,858,591,555.79 = 1,927,352,587.41/x
  3. Step 3: Cross multiply
    7,239,194,858.05x = 10,858,591,555.79 × 1,927,352,587.41
  4. Step 4: Simplify right side
    7,239,194,858.05x = 20,928,334,530,670,596,096
  5. Step 5: Solve for x
    x = 20,928,334,530,670,596,096/7,239,194,858.05
  6. Step 6: Final answer
    x = 2,890,975,438.71

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1.5x scale

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.