Finding the Fourth Proportional to 84,791,383,288.38, 117,012,109,595.67 and 46,729,590,715.08
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Solution
The fourth proportional to 84,791,383,288.38, 117,012,109,595.67 and 46,729,590,715.08 is: 64,486,835,549.28
Step by Step Solution
- Step 1: Write the proportion equation
84,791,383,288.38 : 117,012,109,595.67 = 46,729,590,715.08 : x - Step 2: Convert to fraction form
84,791,383,288.38/117,012,109,595.67 = 46,729,590,715.08/x - Step 3: Cross multiply
84,791,383,288.38x = 117,012,109,595.67 × 46,729,590,715.08 - Step 4: Simplify right side
84,791,383,288.38x = 5,467,927,990,113,744,715,776 - Step 5: Solve for x
x = 5,467,927,990,113,744,715,776/84,791,383,288.38 - Step 6: Final answer
x = 64,486,835,549.28
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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.