Home / 743,557,588,559.19-1,115,845,852,823.40-259,511,808,760.10

Finding the Fourth Proportional to 743,557,588,559.19, 1,115,845,852,823.40 and 259,511,808,760.10

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Solution

The fourth proportional to 743,557,588,559.19, 1,115,845,852,823.40 and 259,511,808,760.10 is: 389,445,525,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,557,588,559.19 : 1,115,845,852,823.40 = 259,511,808,760.10 : x
  2. Step 2: Convert to fraction form
    743,557,588,559.19/1,115,845,852,823.40 = 259,511,808,760.10/x
  3. Step 3: Cross multiply
    743,557,588,559.19x = 1,115,845,852,823.40 × 259,511,808,760.10
  4. Step 4: Simplify right side
    743,557,588,559.19x = 289,575,175,563,656,845,852,672
  5. Step 5: Solve for x
    x = 289,575,175,563,656,845,852,672/743,557,588,559.19
  6. Step 6: Final answer
    x = 389,445,525,160.70

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Double scale
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1.5x scale

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.