Finding the Fourth Proportional to 192,728,489,305.02, 265,971,693,645.65 and 105,924,135,854.07
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Solution
The fourth proportional to 192,728,489,305.02, 265,971,693,645.65 and 105,924,135,854.07 is: 146,178,813,068.32
Step by Step Solution
- Step 1: Write the proportion equation
192,728,489,305.02 : 265,971,693,645.65 = 105,924,135,854.07 : x - Step 2: Convert to fraction form
192,728,489,305.02/265,971,693,645.65 = 105,924,135,854.07/x - Step 3: Cross multiply
192,728,489,305.02x = 265,971,693,645.65 × 105,924,135,854.07 - Step 4: Simplify right side
192,728,489,305.02x = 28,172,821,811,058,918,293,504 - Step 5: Solve for x
x = 28,172,821,811,058,918,293,504/192,728,489,305.02 - Step 6: Final answer
x = 146,178,813,068.32
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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.