Finding the Fourth Proportional to 4,791,079,316.08, 7,180,195,096.86 and 3,728,784,940.08
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Solution
The fourth proportional to 4,791,079,316.08, 7,180,195,096.86 and 3,728,784,940.08 is: 5,588,177,856.74
Step by Step Solution
- Step 1: Write the proportion equation
4,791,079,316.08 : 7,180,195,096.86 = 3,728,784,940.08 : x - Step 2: Convert to fraction form
4,791,079,316.08/7,180,195,096.86 = 3,728,784,940.08/x - Step 3: Cross multiply
4,791,079,316.08x = 7,180,195,096.86 × 3,728,784,940.08 - Step 4: Simplify right side
4,791,079,316.08x = 26,773,403,344,007,823,360 - Step 5: Solve for x
x = 26,773,403,344,007,823,360/4,791,079,316.08 - Step 6: Final answer
x = 5,588,177,856.74
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1.5x scale
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.