Finding the Fourth Proportional to 104,430,520.68, 144,082,690.74 and 62,599,323.09
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Solution
The fourth proportional to 104,430,520.68, 144,082,690.74 and 62,599,323.09 is: 86,368,226.94
Step by Step Solution
- Step 1: Write the proportion equation
104,430,520.68 : 144,082,690.74 = 62,599,323.09 : x - Step 2: Convert to fraction form
104,430,520.68/144,082,690.74 = 62,599,323.09/x - Step 3: Cross multiply
104,430,520.68x = 144,082,690.74 × 62,599,323.09 - Step 4: Simplify right side
104,430,520.68x = 9,019,478,909,402,840 - Step 5: Solve for x
x = 9,019,478,909,402,840/104,430,520.68 - Step 6: Final answer
x = 86,368,226.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.