Finding the Fourth Proportional to 203,001,117.48, 280,093,507.26 and 114,895,117.68
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Solution
The fourth proportional to 203,001,117.48, 280,093,507.26 and 114,895,117.68 is: 158,528,075.50
Step by Step Solution
- Step 1: Write the proportion equation
203,001,117.48 : 280,093,507.26 = 114,895,117.68 : x - Step 2: Convert to fraction form
203,001,117.48/280,093,507.26 = 114,895,117.68/x - Step 3: Cross multiply
203,001,117.48x = 280,093,507.26 × 114,895,117.68 - Step 4: Simplify right side
203,001,117.48x = 32,181,376,478,041,636 - Step 5: Solve for x
x = 32,181,376,478,041,636/203,001,117.48 - Step 6: Final answer
x = 158,528,075.50
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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.