Finding the Fourth Proportional to 110,573,624.40, 165,986,407.80 and 65,161,006.80
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Solution
The fourth proportional to 110,573,624.40, 165,986,407.80 and 65,161,006.80 is: 97,815,744.99
Step by Step Solution
- Step 1: Write the proportion equation
110,573,624.40 : 165,986,407.80 = 65,161,006.80 : x - Step 2: Convert to fraction form
110,573,624.40/165,986,407.80 = 65,161,006.80/x - Step 3: Cross multiply
110,573,624.40x = 165,986,407.80 × 65,161,006.80 - Step 4: Simplify right side
110,573,624.40x = 10,815,841,447,363,374 - Step 5: Solve for x
x = 10,815,841,447,363,374/110,573,624.40 - Step 6: Final answer
x = 97,815,744.99
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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.