Finding the Fourth Proportional to 1,519,072,629.94, 2,278,596,144.48 and 1,187,358,657.31
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Solution
The fourth proportional to 1,519,072,629.94, 2,278,596,144.48 and 1,187,358,657.31 is: 1,781,027,980.72
Step by Step Solution
- Step 1: Write the proportion equation
1,519,072,629.94 : 2,278,596,144.48 = 1,187,358,657.31 : x - Step 2: Convert to fraction form
1,519,072,629.94/2,278,596,144.48 = 1,187,358,657.31/x - Step 3: Cross multiply
1,519,072,629.94x = 2,278,596,144.48 × 1,187,358,657.31 - Step 4: Simplify right side
1,519,072,629.94x = 2,705,510,858,661,515,264 - Step 5: Solve for x
x = 2,705,510,858,661,515,264/1,519,072,629.94 - Step 6: Final answer
x = 1,781,027,980.72
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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.