Finding the Fourth Proportional to 28,801,133,242,765, 39,745,593,290,317 and 15,632,127,276,176
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Solution
The fourth proportional to 28,801,133,242,765, 39,745,593,290,317 and 15,632,127,276,176 is: 21,572,351,606,596.53
Step by Step Solution
- Step 1: Write the proportion equation
28,801,133,242,765 : 39,745,593,290,317 = 15,632,127,276,176 : x - Step 2: Convert to fraction form
28,801,133,242,765/39,745,593,290,317 = 15,632,127,276,176/x - Step 3: Cross multiply
28,801,133,242,765x = 39,745,593,290,317 × 15,632,127,276,176 - Step 4: Simplify right side
28,801,133,242,765x = 621,308,172,981,362,146,116,894,720 - Step 5: Solve for x
x = 621,308,172,981,362,146,116,894,720/28,801,133,242,765 - Step 6: Final answer
x = 21,572,351,606,596.53
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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.