Home / 539,167,978,704.85-744,075,199,331.03-298,579,855,035.77

Finding the Fourth Proportional to 539,167,978,704.85, 744,075,199,331.03 and 298,579,855,035.77

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Solution

The fourth proportional to 539,167,978,704.85, 744,075,199,331.03 and 298,579,855,035.77 is: 412,053,152,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,167,978,704.85 : 744,075,199,331.03 = 298,579,855,035.77 : x
  2. Step 2: Convert to fraction form
    539,167,978,704.85/744,075,199,331.03 = 298,579,855,035.77/x
  3. Step 3: Cross multiply
    539,167,978,704.85x = 744,075,199,331.03 × 298,579,855,035.77
  4. Step 4: Simplify right side
    539,167,978,704.85x = 222,165,865,151,970,624,405,504
  5. Step 5: Solve for x
    x = 222,165,865,151,970,624,405,504/539,167,978,704.85
  6. Step 6: Final answer
    x = 412,053,152,128.29

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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.