Finding the Fourth Proportional to 876,879,821.14, 1,315,160,791.46 and 352,227,783.08
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Solution
The fourth proportional to 876,879,821.14, 1,315,160,791.46 and 352,227,783.08 is: 528,277,831.01
Step by Step Solution
- Step 1: Write the proportion equation
876,879,821.14 : 1,315,160,791.46 = 352,227,783.08 : x - Step 2: Convert to fraction form
876,879,821.14/1,315,160,791.46 = 352,227,783.08/x - Step 3: Cross multiply
876,879,821.14x = 1,315,160,791.46 × 352,227,783.08 - Step 4: Simplify right side
876,879,821.14x = 463,236,169,969,694,016 - Step 5: Solve for x
x = 463,236,169,969,694,016/876,879,821.14 - Step 6: Final answer
x = 528,277,831.01
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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.