Finding the Fourth Proportional to 167,068,158,102.99, 230,554,083,053.57 and 90,945,149,988.15
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Solution
The fourth proportional to 167,068,158,102.99, 230,554,083,053.57 and 90,945,149,988.15 is: 125,504,320,522.66
Step by Step Solution
- Step 1: Write the proportion equation
167,068,158,102.99 : 230,554,083,053.57 = 90,945,149,988.15 : x - Step 2: Convert to fraction form
167,068,158,102.99/230,554,083,053.57 = 90,945,149,988.15/x - Step 3: Cross multiply
167,068,158,102.99x = 230,554,083,053.57 × 90,945,149,988.15 - Step 4: Simplify right side
167,068,158,102.99x = 20,967,775,663,687,313,915,904 - Step 5: Solve for x
x = 20,967,775,663,687,313,915,904/167,068,158,102.99 - Step 6: Final answer
x = 125,504,320,522.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.