Finding the Fourth Proportional to 447,713,042.04, 617,837,717.66 and 249,482,891.84
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Solution
The fourth proportional to 447,713,042.04, 617,837,717.66 and 249,482,891.84 is: 344,282,891.07
Step by Step Solution
- Step 1: Write the proportion equation
447,713,042.04 : 617,837,717.66 = 249,482,891.84 : x - Step 2: Convert to fraction form
447,713,042.04/617,837,717.66 = 249,482,891.84/x - Step 3: Cross multiply
447,713,042.04x = 617,837,717.66 × 249,482,891.84 - Step 4: Simplify right side
447,713,042.04x = 154,139,940,485,305,632 - Step 5: Solve for x
x = 154,139,940,485,305,632/447,713,042.04 - Step 6: Final answer
x = 344,282,891.07
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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.