Finding the Fourth Proportional to 107,898,188.70, 161,847,283.05 and 39,732,023.10
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Solution
The fourth proportional to 107,898,188.70, 161,847,283.05 and 39,732,023.10 is: 59,598,034.65
Step by Step Solution
- Step 1: Write the proportion equation
107,898,188.70 : 161,847,283.05 = 39,732,023.10 : x - Step 2: Convert to fraction form
107,898,188.70/161,847,283.05 = 39,732,023.10/x - Step 3: Cross multiply
107,898,188.70x = 161,847,283.05 × 39,732,023.10 - Step 4: Simplify right side
107,898,188.70x = 6,430,519,988,814,839 - Step 5: Solve for x
x = 6,430,519,988,814,839/107,898,188.70 - Step 6: Final answer
x = 59,598,034.65
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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.