Home / 743,557,588,558.50-1,115,845,852,822.40-259,511,808,759.45

Finding the Fourth Proportional to 743,557,588,558.50, 1,115,845,852,822.40 and 259,511,808,759.45

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Solution

The fourth proportional to 743,557,588,558.50, 1,115,845,852,822.40 and 259,511,808,759.45 is: 389,445,525,159.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,557,588,558.50 : 1,115,845,852,822.40 = 259,511,808,759.45 : x
  2. Step 2: Convert to fraction form
    743,557,588,558.50/1,115,845,852,822.40 = 259,511,808,759.45/x
  3. Step 3: Cross multiply
    743,557,588,558.50x = 1,115,845,852,822.40 × 259,511,808,759.45
  4. Step 4: Simplify right side
    743,557,588,558.50x = 289,575,175,562,672,056,827,904
  5. Step 5: Solve for x
    x = 289,575,175,562,672,056,827,904/743,557,588,558.50
  6. Step 6: Final answer
    x = 389,445,525,159.74

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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.