Finding the Fourth Proportional to 121,420,364.16, 182,130,577.28 and 33,994,761.18
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Solution
The fourth proportional to 121,420,364.16, 182,130,577.28 and 33,994,761.18 is: 50,992,150.46
Step by Step Solution
- Step 1: Write the proportion equation
121,420,364.16 : 182,130,577.28 = 33,994,761.18 : x - Step 2: Convert to fraction form
121,420,364.16/182,130,577.28 = 33,994,761.18/x - Step 3: Cross multiply
121,420,364.16x = 182,130,577.28 × 33,994,761.18 - Step 4: Simplify right side
121,420,364.16x = 6,191,485,478,209,134 - Step 5: Solve for x
x = 6,191,485,478,209,134/121,420,364.16 - Step 6: Final answer
x = 50,992,150.46
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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.