Finding the Fourth Proportional to 484,916,203.13, 727,380,603.26 and 161,800,075.13
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Solution
The fourth proportional to 484,916,203.13, 727,380,603.26 and 161,800,075.13 is: 242,702,214.31
Step by Step Solution
- Step 1: Write the proportion equation
484,916,203.13 : 727,380,603.26 = 161,800,075.13 : x - Step 2: Convert to fraction form
484,916,203.13/727,380,603.26 = 161,800,075.13/x - Step 3: Cross multiply
484,916,203.13x = 727,380,603.26 × 161,800,075.13 - Step 4: Simplify right side
484,916,203.13x = 117,690,236,251,126,816 - Step 5: Solve for x
x = 117,690,236,251,126,816/484,916,203.13 - Step 6: Final answer
x = 242,702,214.31
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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.