Finding the Fourth Proportional to 2,676,312,888,961.40, 4,014,464,322,757.50 and 838,592,255,257.35
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Solution
The fourth proportional to 2,676,312,888,961.40, 4,014,464,322,757.50 and 838,592,255,257.35 is: 1,257,886,812,844.90
Step by Step Solution
- Step 1: Write the proportion equation
2,676,312,888,961.40 : 4,014,464,322,757.50 = 838,592,255,257.35 : x - Step 2: Convert to fraction form
2,676,312,888,961.40/4,014,464,322,757.50 = 838,592,255,257.35/x - Step 3: Cross multiply
2,676,312,888,961.40x = 4,014,464,322,757.50 × 838,592,255,257.35 - Step 4: Simplify right side
2,676,312,888,961.40x = 3,366,498,690,071,382,166,863,872 - Step 5: Solve for x
x = 3,366,498,690,071,382,166,863,872/2,676,312,888,961.40 - Step 6: Final answer
x = 1,257,886,812,844.90
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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.