Finding the Fourth Proportional to 3,910,307,095.83, 5,868,068,667.75 and 1,423,167,330.99
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Solution
The fourth proportional to 3,910,307,095.83, 5,868,068,667.75 and 1,423,167,330.99 is: 2,135,700,194.20
Step by Step Solution
- Step 1: Write the proportion equation
3,910,307,095.83 : 5,868,068,667.75 = 1,423,167,330.99 : x - Step 2: Convert to fraction form
3,910,307,095.83/5,868,068,667.75 = 1,423,167,330.99/x - Step 3: Cross multiply
3,910,307,095.83x = 5,868,068,667.75 × 1,423,167,330.99 - Step 4: Simplify right side
3,910,307,095.83x = 8,351,243,623,947,812,864 - Step 5: Solve for x
x = 8,351,243,623,947,812,864/3,910,307,095.83 - Step 6: Final answer
x = 2,135,700,194.20
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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.