Finding the Fourth Proportional to 220,051,406.70, 330,077,110.05 and 58,493,342.70
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Solution
The fourth proportional to 220,051,406.70, 330,077,110.05 and 58,493,342.70 is: 87,740,014.05
Step by Step Solution
- Step 1: Write the proportion equation
220,051,406.70 : 330,077,110.05 = 58,493,342.70 : x - Step 2: Convert to fraction form
220,051,406.70/330,077,110.05 = 58,493,342.70/x - Step 3: Cross multiply
220,051,406.70x = 330,077,110.05 × 58,493,342.70 - Step 4: Simplify right side
220,051,406.70x = 19,307,313,515,580,264 - Step 5: Solve for x
x = 19,307,313,515,580,264/220,051,406.70 - Step 6: Final answer
x = 87,740,014.05
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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.