Finding the Fourth Proportional to 3,924,134,496.68, 5,886,222,999.42 and 1,163,787,428.84
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Solution
The fourth proportional to 3,924,134,496.68, 5,886,222,999.42 and 1,163,787,428.84 is: 1,745,687,446.71
Step by Step Solution
- Step 1: Write the proportion equation
3,924,134,496.68 : 5,886,222,999.42 = 1,163,787,428.84 : x - Step 2: Convert to fraction form
3,924,134,496.68/5,886,222,999.42 = 1,163,787,428.84/x - Step 3: Cross multiply
3,924,134,496.68x = 5,886,222,999.42 × 1,163,787,428.84 - Step 4: Simplify right side
3,924,134,496.68x = 6,850,312,330,073,874,432 - Step 5: Solve for x
x = 6,850,312,330,073,874,432/3,924,134,496.68 - Step 6: Final answer
x = 1,745,687,446.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.