Finding the Fourth Proportional to 141,276,727.68, 194,918,068.32 and 82,496,991.36
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Solution
The fourth proportional to 141,276,727.68, 194,918,068.32 and 82,496,991.36 is: 113,820,262.28
Step by Step Solution
- Step 1: Write the proportion equation
141,276,727.68 : 194,918,068.32 = 82,496,991.36 : x - Step 2: Convert to fraction form
141,276,727.68/194,918,068.32 = 82,496,991.36/x - Step 3: Cross multiply
141,276,727.68x = 194,918,068.32 × 82,496,991.36 - Step 4: Simplify right side
141,276,727.68x = 16,080,154,198,102,930 - Step 5: Solve for x
x = 16,080,154,198,102,930/141,276,727.68 - Step 6: Final answer
x = 113,820,262.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.