Home / 743,557,588,559.93-1,115,845,852,824.60-259,511,808,760.86

Finding the Fourth Proportional to 743,557,588,559.93, 1,115,845,852,824.60 and 259,511,808,760.86

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Solution

The fourth proportional to 743,557,588,559.93, 1,115,845,852,824.60 and 259,511,808,760.86 is: 389,445,525,161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,557,588,559.93 : 1,115,845,852,824.60 = 259,511,808,760.86 : x
  2. Step 2: Convert to fraction form
    743,557,588,559.93/1,115,845,852,824.60 = 259,511,808,760.86/x
  3. Step 3: Cross multiply
    743,557,588,559.93x = 1,115,845,852,824.60 × 259,511,808,760.86
  4. Step 4: Simplify right side
    743,557,588,559.93x = 289,575,175,564,816,352,804,864
  5. Step 5: Solve for x
    x = 289,575,175,564,816,352,804,864/743,557,588,559.93
  6. Step 6: Final answer
    x = 389,445,525,161.87

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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.