Finding the Fourth Proportional to 94,181,812.23, 129,970,220.16 and 52,365,553.62
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Solution
The fourth proportional to 94,181,812.23, 129,970,220.16 and 52,365,553.62 is: 72,264,085.51
Step by Step Solution
- Step 1: Write the proportion equation
94,181,812.23 : 129,970,220.16 = 52,365,553.62 : x - Step 2: Convert to fraction form
94,181,812.23/129,970,220.16 = 52,365,553.62/x - Step 3: Cross multiply
94,181,812.23x = 129,970,220.16 × 52,365,553.62 - Step 4: Simplify right side
94,181,812.23x = 6,805,962,532,791,684 - Step 5: Solve for x
x = 6,805,962,532,791,684/94,181,812.23 - Step 6: Final answer
x = 72,264,085.51
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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.