Finding the Fourth Proportional to 175,735,981.01, 242,515,648.55 and 97,419,336.05
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Solution
The fourth proportional to 175,735,981.01, 242,515,648.55 and 97,419,336.05 is: 134,438,680.84
Step by Step Solution
- Step 1: Write the proportion equation
175,735,981.01 : 242,515,648.55 = 97,419,336.05 : x - Step 2: Convert to fraction form
175,735,981.01/242,515,648.55 = 97,419,336.05/x - Step 3: Cross multiply
175,735,981.01x = 242,515,648.55 × 97,419,336.05 - Step 4: Simplify right side
175,735,981.01x = 23,625,713,463,476,144 - Step 5: Solve for x
x = 23,625,713,463,476,144/175,735,981.01 - Step 6: Final answer
x = 134,438,680.84
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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.