Finding the Fourth Proportional to 80,718,988,056.23, 121,078,041,652.62 and 32,911,809,896.99
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Solution
The fourth proportional to 80,718,988,056.23, 121,078,041,652.62 and 32,911,809,896.99 is: 49,367,535,266.85
Step by Step Solution
- Step 1: Write the proportion equation
80,718,988,056.23 : 121,078,041,652.62 = 32,911,809,896.99 : x - Step 2: Convert to fraction form
80,718,988,056.23/121,078,041,652.62 = 32,911,809,896.99/x - Step 3: Cross multiply
80,718,988,056.23x = 121,078,041,652.62 × 32,911,809,896.99 - Step 4: Simplify right side
80,718,988,056.23x = 3,984,897,489,570,261,106,688 - Step 5: Solve for x
x = 3,984,897,489,570,261,106,688/80,718,988,056.23 - Step 6: Final answer
x = 49,367,535,266.85
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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.