Finding the Fourth Proportional to 112,348,036,935.84, 168,496,267,419.84 and 66,981,581,875.68
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Solution
The fourth proportional to 112,348,036,935.84, 168,496,267,419.84 and 66,981,581,875.68 is: 100,456,998,090.44
Step by Step Solution
- Step 1: Write the proportion equation
112,348,036,935.84 : 168,496,267,419.84 = 66,981,581,875.68 : x - Step 2: Convert to fraction form
112,348,036,935.84/168,496,267,419.84 = 66,981,581,875.68/x - Step 3: Cross multiply
112,348,036,935.84x = 168,496,267,419.84 × 66,981,581,875.68 - Step 4: Simplify right side
112,348,036,935.84x = 11,286,146,531,928,485,920,768 - Step 5: Solve for x
x = 11,286,146,531,928,485,920,768/112,348,036,935.84 - Step 6: Final answer
x = 100,456,998,090.44
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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.