Finding the Fourth Proportional to 2,667,713,208.12, 3,681,465,842.82 and 1,478,302,044.48
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Solution
The fourth proportional to 2,667,713,208.12, 3,681,465,842.82 and 1,478,302,044.48 is: 2,040,068,799.58
Step by Step Solution
- Step 1: Write the proportion equation
2,667,713,208.12 : 3,681,465,842.82 = 1,478,302,044.48 : x - Step 2: Convert to fraction form
2,667,713,208.12/3,681,465,842.82 = 1,478,302,044.48/x - Step 3: Cross multiply
2,667,713,208.12x = 3,681,465,842.82 × 1,478,302,044.48 - Step 4: Simplify right side
2,667,713,208.12x = 5,442,318,482,124,092,416 - Step 5: Solve for x
x = 5,442,318,482,124,092,416/2,667,713,208.12 - Step 6: Final answer
x = 2,040,068,799.58
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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.