Home / 869,975,024.24-1,305,084,855-279,567,325.04

Finding the Fourth Proportional to 869,975,024.24, 1,305,084,855 and 279,567,325.04

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Solution

The fourth proportional to 869,975,024.24, 1,305,084,855 and 279,567,325.04 is: 419,390,294.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,975,024.24 : 1,305,084,855 = 279,567,325.04 : x
  2. Step 2: Convert to fraction form
    869,975,024.24/1,305,084,855 = 279,567,325.04/x
  3. Step 3: Cross multiply
    869,975,024.24x = 1,305,084,855 × 279,567,325.04
  4. Step 4: Simplify right side
    869,975,024.24x = 364,859,081,862,566,272
  5. Step 5: Solve for x
    x = 364,859,081,862,566,272/869,975,024.24
  6. Step 6: Final answer
    x = 419,390,294.77

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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.