Home / 743,557,588,559.02-1,115,845,852,823.20-259,511,808,759.90

Finding the Fourth Proportional to 743,557,588,559.02, 1,115,845,852,823.20 and 259,511,808,759.90

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Solution

The fourth proportional to 743,557,588,559.02, 1,115,845,852,823.20 and 259,511,808,759.90 is: 389,445,525,160.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,557,588,559.02 : 1,115,845,852,823.20 = 259,511,808,759.90 : x
  2. Step 2: Convert to fraction form
    743,557,588,559.02/1,115,845,852,823.20 = 259,511,808,759.90/x
  3. Step 3: Cross multiply
    743,557,588,559.02x = 1,115,845,852,823.20 × 259,511,808,759.90
  4. Step 4: Simplify right side
    743,557,588,559.02x = 289,575,175,563,381,766,619,136
  5. Step 5: Solve for x
    x = 289,575,175,563,381,766,619,136/743,557,588,559.02
  6. Step 6: Final answer
    x = 389,445,525,160.42

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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.