Finding the Fourth Proportional to 117,260,172.99, 175,917,281.49 and 40,583,202.12
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Solution
The fourth proportional to 117,260,172.99, 175,917,281.49 and 40,583,202.12 is: 60,884,155.37
Step by Step Solution
- Step 1: Write the proportion equation
117,260,172.99 : 175,917,281.49 = 40,583,202.12 : x - Step 2: Convert to fraction form
117,260,172.99/175,917,281.49 = 40,583,202.12/x - Step 3: Cross multiply
117,260,172.99x = 175,917,281.49 × 40,583,202.12 - Step 4: Simplify right side
117,260,172.99x = 7,139,286,591,109,605 - Step 5: Solve for x
x = 7,139,286,591,109,605/117,260,172.99 - Step 6: Final answer
x = 60,884,155.37
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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.