Finding the Fourth Proportional to 116,995,349.80, 175,493,024.70 and 82,983,125.80
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Solution
The fourth proportional to 116,995,349.80, 175,493,024.70 and 82,983,125.80 is: 124,474,688.70
Step by Step Solution
- Step 1: Write the proportion equation
116,995,349.80 : 175,493,024.70 = 82,983,125.80 : x - Step 2: Convert to fraction form
116,995,349.80/175,493,024.70 = 82,983,125.80/x - Step 3: Cross multiply
116,995,349.80x = 175,493,024.70 × 82,983,125.80 - Step 4: Simplify right side
116,995,349.80x = 14,562,959,745,702,606 - Step 5: Solve for x
x = 14,562,959,745,702,606/116,995,349.80 - Step 6: Final answer
x = 124,474,688.70
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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.