Home / 743,557,588,563.69-1,115,845,852,830.10-259,511,808,764.60

Finding the Fourth Proportional to 743,557,588,563.69, 1,115,845,852,830.10 and 259,511,808,764.60

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Solution

The fourth proportional to 743,557,588,563.69, 1,115,845,852,830.10 and 259,511,808,764.60 is: 389,445,525,167.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,557,588,563.69 : 1,115,845,852,830.10 = 259,511,808,764.60 : x
  2. Step 2: Convert to fraction form
    743,557,588,563.69/1,115,845,852,830.10 = 259,511,808,764.60/x
  3. Step 3: Cross multiply
    743,557,588,563.69x = 1,115,845,852,830.10 × 259,511,808,764.60
  4. Step 4: Simplify right side
    743,557,588,563.69x = 289,575,175,570,416,923,049,984
  5. Step 5: Solve for x
    x = 289,575,175,570,416,923,049,984/743,557,588,563.69
  6. Step 6: Final answer
    x = 389,445,525,167.43

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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.