Home / 858,866,273.02-1,285,899,191.00-463,978,373.37

Finding the Fourth Proportional to 858,866,273.02, 1,285,899,191.00 and 463,978,373.37

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Solution

The fourth proportional to 858,866,273.02, 1,285,899,191.00 and 463,978,373.37 is: 694,670,909.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,866,273.02 : 1,285,899,191.00 = 463,978,373.37 : x
  2. Step 2: Convert to fraction form
    858,866,273.02/1,285,899,191.00 = 463,978,373.37/x
  3. Step 3: Cross multiply
    858,866,273.02x = 1,285,899,191.00 × 463,978,373.37
  4. Step 4: Simplify right side
    858,866,273.02x = 596,629,414,949,229,568
  5. Step 5: Solve for x
    x = 596,629,414,949,229,568/858,866,273.02
  6. Step 6: Final answer
    x = 694,670,909.42

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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.