Home / 3,438,006,879.20-5,157,010,318.80-984,343,782.20

Finding the Fourth Proportional to 3,438,006,879.20, 5,157,010,318.80 and 984,343,782.20

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Solution

The fourth proportional to 3,438,006,879.20, 5,157,010,318.80 and 984,343,782.20 is: 1,476,515,673.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,006,879.20 : 5,157,010,318.80 = 984,343,782.20 : x
  2. Step 2: Convert to fraction form
    3,438,006,879.20/5,157,010,318.80 = 984,343,782.20/x
  3. Step 3: Cross multiply
    3,438,006,879.20x = 5,157,010,318.80 × 984,343,782.20
  4. Step 4: Simplify right side
    3,438,006,879.20x = 5,076,271,042,052,020,224
  5. Step 5: Solve for x
    x = 5,076,271,042,052,020,224/3,438,006,879.20
  6. Step 6: Final answer
    x = 1,476,515,673.30

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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.