Home / 365,997,161.80-505,090,565.35-205,062,533.59

Finding the Fourth Proportional to 365,997,161.80, 505,090,565.35 and 205,062,533.59

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Solution

The fourth proportional to 365,997,161.80, 505,090,565.35 and 205,062,533.59 is: 282,994,410.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,997,161.80 : 505,090,565.35 = 205,062,533.59 : x
  2. Step 2: Convert to fraction form
    365,997,161.80/505,090,565.35 = 205,062,533.59/x
  3. Step 3: Cross multiply
    365,997,161.80x = 505,090,565.35 × 205,062,533.59
  4. Step 4: Simplify right side
    365,997,161.80x = 103,575,151,021,902,480
  5. Step 5: Solve for x
    x = 103,575,151,021,902,480/365,997,161.80
  6. Step 6: Final answer
    x = 282,994,410.43

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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.