Finding the Fourth Proportional to 28,801,133,242,791, 39,745,593,290,358 and 15,632,127,276,202
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Solution
The fourth proportional to 28,801,133,242,791, 39,745,593,290,358 and 15,632,127,276,202 is: 21,572,351,606,635.18
Step by Step Solution
- Step 1: Write the proportion equation
28,801,133,242,791 : 39,745,593,290,358 = 15,632,127,276,202 : x - Step 2: Convert to fraction form
28,801,133,242,791/39,745,593,290,358 = 15,632,127,276,202/x - Step 3: Cross multiply
28,801,133,242,791x = 39,745,593,290,358 × 15,632,127,276,202 - Step 4: Simplify right side
28,801,133,242,791x = 621,308,172,983,036,427,448,090,624 - Step 5: Solve for x
x = 621,308,172,983,036,427,448,090,624/28,801,133,242,791 - Step 6: Final answer
x = 21,572,351,606,635.18
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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.