Finding the Fourth Proportional to 174,097,220.70, 260,767,917.45 and 143,864,132.70
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Solution
The fourth proportional to 174,097,220.70, 260,767,917.45 and 143,864,132.70 is: 215,483,912.55
Step by Step Solution
- Step 1: Write the proportion equation
174,097,220.70 : 260,767,917.45 = 143,864,132.70 : x - Step 2: Convert to fraction form
174,097,220.70/260,767,917.45 = 143,864,132.70/x - Step 3: Cross multiply
174,097,220.70x = 260,767,917.45 × 143,864,132.70 - Step 4: Simplify right side
174,097,220.70x = 37,515,150,279,929,440 - Step 5: Solve for x
x = 37,515,150,279,929,440/174,097,220.70 - Step 6: Final answer
x = 215,483,912.55
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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.