Finding the Fourth Proportional to 28,801,133,242,702, 39,745,593,290,238 and 15,632,127,276,115
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Solution
The fourth proportional to 28,801,133,242,702, 39,745,593,290,238 and 15,632,127,276,115 is: 21,572,351,606,516.66
Step by Step Solution
- Step 1: Write the proportion equation
28,801,133,242,702 : 39,745,593,290,238 = 15,632,127,276,115 : x - Step 2: Convert to fraction form
28,801,133,242,702/39,745,593,290,238 = 15,632,127,276,115/x - Step 3: Cross multiply
28,801,133,242,702x = 39,745,593,290,238 × 15,632,127,276,115 - Step 4: Simplify right side
28,801,133,242,702x = 621,308,172,977,702,833,980,702,720 - Step 5: Solve for x
x = 621,308,172,977,702,833,980,702,720/28,801,133,242,702 - Step 6: Final answer
x = 21,572,351,606,516.66
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Double scale
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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.