Home / 743,557,588,561.02-1,115,845,852,826.20-259,511,808,761.90

Finding the Fourth Proportional to 743,557,588,561.02, 1,115,845,852,826.20 and 259,511,808,761.90

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Solution

The fourth proportional to 743,557,588,561.02, 1,115,845,852,826.20 and 259,511,808,761.90 is: 389,445,525,163.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,557,588,561.02 : 1,115,845,852,826.20 = 259,511,808,761.90 : x
  2. Step 2: Convert to fraction form
    743,557,588,561.02/1,115,845,852,826.20 = 259,511,808,761.90/x
  3. Step 3: Cross multiply
    743,557,588,561.02x = 1,115,845,852,826.20 × 259,511,808,761.90
  4. Step 4: Simplify right side
    743,557,588,561.02x = 289,575,175,566,392,001,822,720
  5. Step 5: Solve for x
    x = 289,575,175,566,392,001,822,720/743,557,588,561.02
  6. Step 6: Final answer
    x = 389,445,525,163.42

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Double scale
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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.