Finding the Fourth Proportional to 303,636,891.84, 455,451,255.36 and 73,607,959.68
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Solution
The fourth proportional to 303,636,891.84, 455,451,255.36 and 73,607,959.68 is: 110,410,949.86
Step by Step Solution
- Step 1: Write the proportion equation
303,636,891.84 : 455,451,255.36 = 73,607,959.68 : x - Step 2: Convert to fraction form
303,636,891.84/455,451,255.36 = 73,607,959.68/x - Step 3: Cross multiply
303,636,891.84x = 455,451,255.36 × 73,607,959.68 - Step 4: Simplify right side
303,636,891.84x = 33,524,837,640,744,268 - Step 5: Solve for x
x = 33,524,837,640,744,268/303,636,891.84 - Step 6: Final answer
x = 110,410,949.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.