Finding the Fourth Proportional to 174,432,094.20, 261,648,141.30 and 53,247,799.80
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Solution
The fourth proportional to 174,432,094.20, 261,648,141.30 and 53,247,799.80 is: 79,871,699.70
Step by Step Solution
- Step 1: Write the proportion equation
174,432,094.20 : 261,648,141.30 = 53,247,799.80 : x - Step 2: Convert to fraction form
174,432,094.20/261,648,141.30 = 53,247,799.80/x - Step 3: Cross multiply
174,432,094.20x = 261,648,141.30 × 53,247,799.80 - Step 4: Simplify right side
174,432,094.20x = 13,932,187,845,984,512 - Step 5: Solve for x
x = 13,932,187,845,984,512/174,432,094.20 - Step 6: Final answer
x = 79,871,699.70
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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.