Finding the Fourth Proportional to 2,676,312,888,971.60, 4,014,464,322,773.10 and 838,592,255,267.65
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Solution
The fourth proportional to 2,676,312,888,971.60, 4,014,464,322,773.10 and 838,592,255,267.65 is: 1,257,886,812,860.44
Step by Step Solution
- Step 1: Write the proportion equation
2,676,312,888,971.60 : 4,014,464,322,773.10 = 838,592,255,267.65 : x - Step 2: Convert to fraction form
2,676,312,888,971.60/4,014,464,322,773.10 = 838,592,255,267.65/x - Step 3: Cross multiply
2,676,312,888,971.60x = 4,014,464,322,773.10 × 838,592,255,267.65 - Step 4: Simplify right side
2,676,312,888,971.60x = 3,366,498,690,125,813,361,147,904 - Step 5: Solve for x
x = 3,366,498,690,125,813,361,147,904/2,676,312,888,971.60 - Step 6: Final answer
x = 1,257,886,812,860.44
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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.