Finding the Fourth Proportional to 8,875,193,067.68, 12,248,151,432.86 and 4,914,894,735.68
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Solution
The fourth proportional to 8,875,193,067.68, 12,248,151,432.86 and 4,914,894,735.68 is: 6,782,767,939.82
Step by Step Solution
- Step 1: Write the proportion equation
8,875,193,067.68 : 12,248,151,432.86 = 4,914,894,735.68 : x - Step 2: Convert to fraction form
8,875,193,067.68/12,248,151,432.86 = 4,914,894,735.68/x - Step 3: Cross multiply
8,875,193,067.68x = 12,248,151,432.86 × 4,914,894,735.68 - Step 4: Simplify right side
8,875,193,067.68x = 60,198,374,999,123,648,512 - Step 5: Solve for x
x = 60,198,374,999,123,648,512/8,875,193,067.68 - Step 6: Final answer
x = 6,782,767,939.82
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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.