Finding the Fourth Proportional to 6,915,393,704.28, 10,367,277,772.68 and 5,602,038,793.32
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Solution
The fourth proportional to 6,915,393,704.28, 10,367,277,772.68 and 5,602,038,793.32 is: 8,398,349,356.12
Step by Step Solution
- Step 1: Write the proportion equation
6,915,393,704.28 : 10,367,277,772.68 = 5,602,038,793.32 : x - Step 2: Convert to fraction form
6,915,393,704.28/10,367,277,772.68 = 5,602,038,793.32/x - Step 3: Cross multiply
6,915,393,704.28x = 10,367,277,772.68 × 5,602,038,793.32 - Step 4: Simplify right side
6,915,393,704.28x = 58,077,892,263,677,526,016 - Step 5: Solve for x
x = 58,077,892,263,677,526,016/6,915,393,704.28 - Step 6: Final answer
x = 8,398,349,356.12
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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.