Finding the Fourth Proportional to 9,271,711,924.05, 13,907,653,974.29 and 2,639,340,832.66
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Solution
The fourth proportional to 9,271,711,924.05, 13,907,653,974.29 and 2,639,340,832.66 is: 3,959,035,755.37
Step by Step Solution
- Step 1: Write the proportion equation
9,271,711,924.05 : 13,907,653,974.29 = 2,639,340,832.66 : x - Step 2: Convert to fraction form
9,271,711,924.05/13,907,653,974.29 = 2,639,340,832.66/x - Step 3: Cross multiply
9,271,711,924.05x = 13,907,653,974.29 × 2,639,340,832.66 - Step 4: Simplify right side
9,271,711,924.05x = 36,707,039,020,849,725,440 - Step 5: Solve for x
x = 36,707,039,020,849,725,440/9,271,711,924.05 - Step 6: Final answer
x = 3,959,035,755.37
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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.