Finding the Fourth Proportional to 155,777,288.84, 233,659,437.87 and 40,759,284.68
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Solution
The fourth proportional to 155,777,288.84, 233,659,437.87 and 40,759,284.68 is: 61,137,227.49
Step by Step Solution
- Step 1: Write the proportion equation
155,777,288.84 : 233,659,437.87 = 40,759,284.68 : x - Step 2: Convert to fraction form
155,777,288.84/233,659,437.87 = 40,759,284.68/x - Step 3: Cross multiply
155,777,288.84x = 233,659,437.87 × 40,759,284.68 - Step 4: Simplify right side
155,777,288.84x = 9,523,791,544,940,008 - Step 5: Solve for x
x = 9,523,791,544,940,008/155,777,288.84 - Step 6: Final answer
x = 61,137,227.49
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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.