Finding the Fourth Proportional to 2,112,476,730.15, 3,168,715,095.23 and 2,022,911,206.95
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Solution
The fourth proportional to 2,112,476,730.15, 3,168,715,095.23 and 2,022,911,206.95 is: 3,034,366,810.43
Step by Step Solution
- Step 1: Write the proportion equation
2,112,476,730.15 : 3,168,715,095.23 = 2,022,911,206.95 : x - Step 2: Convert to fraction form
2,112,476,730.15/3,168,715,095.23 = 2,022,911,206.95/x - Step 3: Cross multiply
2,112,476,730.15x = 3,168,715,095.23 × 2,022,911,206.95 - Step 4: Simplify right side
2,112,476,730.15x = 6,410,029,277,772,403,712 - Step 5: Solve for x
x = 6,410,029,277,772,403,712/2,112,476,730.15 - Step 6: Final answer
x = 3,034,366,810.43
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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.