Home / 672,016,172.80-1,008,024,259.20-488,350,163.20

Finding the Fourth Proportional to 672,016,172.80, 1,008,024,259.20 and 488,350,163.20

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Solution

The fourth proportional to 672,016,172.80, 1,008,024,259.20 and 488,350,163.20 is: 732,525,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,016,172.80 : 1,008,024,259.20 = 488,350,163.20 : x
  2. Step 2: Convert to fraction form
    672,016,172.80/1,008,024,259.20 = 488,350,163.20/x
  3. Step 3: Cross multiply
    672,016,172.80x = 1,008,024,259.20 × 488,350,163.20
  4. Step 4: Simplify right side
    672,016,172.80x = 492,268,811,489,879,104
  5. Step 5: Solve for x
    x = 492,268,811,489,879,104/672,016,172.80
  6. Step 6: Final answer
    x = 732,525,244.80

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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.