Finding the Fourth Proportional to 88,975,744.30, 133,463,616.45 and 69,865,446.70
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Solution
The fourth proportional to 88,975,744.30, 133,463,616.45 and 69,865,446.70 is: 104,798,170.05
Step by Step Solution
- Step 1: Write the proportion equation
88,975,744.30 : 133,463,616.45 = 69,865,446.70 : x - Step 2: Convert to fraction form
88,975,744.30/133,463,616.45 = 69,865,446.70/x - Step 3: Cross multiply
88,975,744.30x = 133,463,616.45 × 69,865,446.70 - Step 4: Simplify right side
88,975,744.30x = 9,324,495,181,476,718 - Step 5: Solve for x
x = 9,324,495,181,476,718/88,975,744.30 - Step 6: Final answer
x = 104,798,170.05
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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.