Finding the Fourth Proportional to 3,247,886,134.08, 4,482,125,863.20 and 1,762,792,061.76
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Solution
The fourth proportional to 3,247,886,134.08, 4,482,125,863.20 and 1,762,792,061.76 is: 2,432,676,382.51
Step by Step Solution
- Step 1: Write the proportion equation
3,247,886,134.08 : 4,482,125,863.20 = 1,762,792,061.76 : x - Step 2: Convert to fraction form
3,247,886,134.08/4,482,125,863.20 = 1,762,792,061.76/x - Step 3: Cross multiply
3,247,886,134.08x = 4,482,125,863.20 × 1,762,792,061.76 - Step 4: Simplify right side
3,247,886,134.08x = 7,901,055,891,458,147,328 - Step 5: Solve for x
x = 7,901,055,891,458,147,328/3,247,886,134.08 - Step 6: Final answer
x = 2,432,676,382.51
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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.