Finding the Fourth Proportional to 232,718,890,259.73, 321,159,992,604.65 and 135,052,969,567.68
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Solution
The fourth proportional to 232,718,890,259.73, 321,159,992,604.65 and 135,052,969,567.68 is: 186,377,696,538.45
Step by Step Solution
- Step 1: Write the proportion equation
232,718,890,259.73 : 321,159,992,604.65 = 135,052,969,567.68 : x - Step 2: Convert to fraction form
232,718,890,259.73/321,159,992,604.65 = 135,052,969,567.68/x - Step 3: Cross multiply
232,718,890,259.73x = 321,159,992,604.65 × 135,052,969,567.68 - Step 4: Simplify right side
232,718,890,259.73x = 43,373,610,707,592,127,971,328 - Step 5: Solve for x
x = 43,373,610,707,592,127,971,328/232,718,890,259.73 - Step 6: Final answer
x = 186,377,696,538.45
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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.