Finding the Fourth Proportional to 8,035,447,135.81, 12,048,517,120.47 and 2,721,778,392.73
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Solution
The fourth proportional to 8,035,447,135.81, 12,048,517,120.47 and 2,721,778,392.73 is: 4,081,091,320.58
Step by Step Solution
- Step 1: Write the proportion equation
8,035,447,135.81 : 12,048,517,120.47 = 2,721,778,392.73 : x - Step 2: Convert to fraction form
8,035,447,135.81/12,048,517,120.47 = 2,721,778,392.73/x - Step 3: Cross multiply
8,035,447,135.81x = 12,048,517,120.47 × 2,721,778,392.73 - Step 4: Simplify right side
8,035,447,135.81x = 32,793,393,562,932,723,712 - Step 5: Solve for x
x = 32,793,393,562,932,723,712/8,035,447,135.81 - Step 6: Final answer
x = 4,081,091,320.58
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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.