Finding the Fourth Proportional to 118,504,209.62, 163,536,048.43 and 66,294,117.18
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Solution
The fourth proportional to 118,504,209.62, 163,536,048.43 and 66,294,117.18 is: 91,486,015.49
Step by Step Solution
- Step 1: Write the proportion equation
118,504,209.62 : 163,536,048.43 = 66,294,117.18 : x - Step 2: Convert to fraction form
118,504,209.62/163,536,048.43 = 66,294,117.18/x - Step 3: Cross multiply
118,504,209.62x = 163,536,048.43 × 66,294,117.18 - Step 4: Simplify right side
118,504,209.62x = 10,841,477,957,606,840 - Step 5: Solve for x
x = 10,841,477,957,606,840/118,504,209.62 - Step 6: Final answer
x = 91,486,015.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.