Finding the Fourth Proportional to 7,602,713,573.70, 10,491,767,330.49 and 4,215,861,462.54
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Solution
The fourth proportional to 7,602,713,573.70, 10,491,767,330.49 and 4,215,861,462.54 is: 5,817,901,349.80
Step by Step Solution
- Step 1: Write the proportion equation
7,602,713,573.70 : 10,491,767,330.49 = 4,215,861,462.54 : x - Step 2: Convert to fraction form
7,602,713,573.70/10,491,767,330.49 = 4,215,861,462.54/x - Step 3: Cross multiply
7,602,713,573.70x = 10,491,767,330.49 × 4,215,861,462.54 - Step 4: Simplify right side
7,602,713,573.70x = 44,231,837,562,548,961,280 - Step 5: Solve for x
x = 44,231,837,562,548,961,280/7,602,713,573.70 - Step 6: Final answer
x = 5,817,901,349.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.