Finding the Fourth Proportional to 99,295,596.70, 148,943,395.05 and 27,492,012.70
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Solution
The fourth proportional to 99,295,596.70, 148,943,395.05 and 27,492,012.70 is: 41,238,019.05
Step by Step Solution
- Step 1: Write the proportion equation
99,295,596.70 : 148,943,395.05 = 27,492,012.70 : x - Step 2: Convert to fraction form
99,295,596.70/148,943,395.05 = 27,492,012.70/x - Step 3: Cross multiply
99,295,596.70x = 148,943,395.05 × 27,492,012.70 - Step 4: Simplify right side
99,295,596.70x = 4,094,753,708,295,717.50 - Step 5: Solve for x
x = 4,094,753,708,295,717.50/99,295,596.70 - Step 6: Final answer
x = 41,238,019.05
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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.