Finding the Fourth Proportional to 1,155,467,273.13, 1,734,321,683.07 and 557,625,851.09
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Solution
The fourth proportional to 1,155,467,273.13, 1,734,321,683.07 and 557,625,851.09 is: 836,979,659.29
Step by Step Solution
- Step 1: Write the proportion equation
1,155,467,273.13 : 1,734,321,683.07 = 557,625,851.09 : x - Step 2: Convert to fraction form
1,155,467,273.13/1,734,321,683.07 = 557,625,851.09/x - Step 3: Cross multiply
1,155,467,273.13x = 1,734,321,683.07 × 557,625,851.09 - Step 4: Simplify right side
1,155,467,273.13x = 967,102,604,585,750,016 - Step 5: Solve for x
x = 967,102,604,585,750,016/1,155,467,273.13 - Step 6: Final answer
x = 836,979,659.29
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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.