Finding the Fourth Proportional to 410,435,516.53, 615,657,260.58 and 328,350,473.74
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Solution
The fourth proportional to 410,435,516.53, 615,657,260.58 and 328,350,473.74 is: 492,528,899.26
Step by Step Solution
- Step 1: Write the proportion equation
410,435,516.53 : 615,657,260.58 = 328,350,473.74 : x - Step 2: Convert to fraction form
410,435,516.53/615,657,260.58 = 328,350,473.74/x - Step 3: Cross multiply
410,435,516.53x = 615,657,260.58 × 328,350,473.74 - Step 4: Simplify right side
410,435,516.53x = 202,151,353,172,913,632 - Step 5: Solve for x
x = 202,151,353,172,913,632/410,435,516.53 - Step 6: Final answer
x = 492,528,899.26
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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.