Finding the Fourth Proportional to 173,878,823.20, 260,816,374.80 and 44,485,405.60
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Solution
The fourth proportional to 173,878,823.20, 260,816,374.80 and 44,485,405.60 is: 66,727,632.53
Step by Step Solution
- Step 1: Write the proportion equation
173,878,823.20 : 260,816,374.80 = 44,485,405.60 : x - Step 2: Convert to fraction form
173,878,823.20/260,816,374.80 = 44,485,405.60/x - Step 3: Cross multiply
173,878,823.20x = 260,816,374.80 × 44,485,405.60 - Step 4: Simplify right side
173,878,823.20x = 11,602,522,220,099,620 - Step 5: Solve for x
x = 11,602,522,220,099,620/173,878,823.20 - Step 6: Final answer
x = 66,727,632.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.