Home / 8,290,768,903.92-11,439,982,596.78-4,722,020,853.75

Finding the Fourth Proportional to 8,290,768,903.92, 11,439,982,596.78 and 4,722,020,853.75

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Solution

The fourth proportional to 8,290,768,903.92, 11,439,982,596.78 and 4,722,020,853.75 is: 6,515,660,611.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,768,903.92 : 11,439,982,596.78 = 4,722,020,853.75 : x
  2. Step 2: Convert to fraction form
    8,290,768,903.92/11,439,982,596.78 = 4,722,020,853.75/x
  3. Step 3: Cross multiply
    8,290,768,903.92x = 11,439,982,596.78 × 4,722,020,853.75
  4. Step 4: Simplify right side
    8,290,768,903.92x = 54,019,836,388,532,240,384
  5. Step 5: Solve for x
    x = 54,019,836,388,532,240,384/8,290,768,903.92
  6. Step 6: Final answer
    x = 6,515,660,611.77

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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.