Home / 740,112,396.48-1,109,383,530.06-346,307,431.18

Finding the Fourth Proportional to 740,112,396.48, 1,109,383,530.06 and 346,307,431.18

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Solution

The fourth proportional to 740,112,396.48, 1,109,383,530.06 and 346,307,431.18 is: 519,093,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,112,396.48 : 1,109,383,530.06 = 346,307,431.18 : x
  2. Step 2: Convert to fraction form
    740,112,396.48/1,109,383,530.06 = 346,307,431.18/x
  3. Step 3: Cross multiply
    740,112,396.48x = 1,109,383,530.06 × 346,307,431.18
  4. Step 4: Simplify right side
    740,112,396.48x = 384,187,760,486,747,392
  5. Step 5: Solve for x
    x = 384,187,760,486,747,392/740,112,396.48
  6. Step 6: Final answer
    x = 519,093,805.64

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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.