Finding the Fourth Proportional to 344,959,664.70, 517,691,439.45 and 242,922,992.70
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Solution
The fourth proportional to 344,959,664.70, 517,691,439.45 and 242,922,992.70 is: 364,561,908.64
Step by Step Solution
- Step 1: Write the proportion equation
344,959,664.70 : 517,691,439.45 = 242,922,992.70 : x - Step 2: Convert to fraction form
344,959,664.70/517,691,439.45 = 242,922,992.70/x - Step 3: Cross multiply
344,959,664.70x = 517,691,439.45 × 242,922,992.70 - Step 4: Simplify right side
344,959,664.70x = 125,759,153,766,364,832 - Step 5: Solve for x
x = 125,759,153,766,364,832/344,959,664.70 - Step 6: Final answer
x = 364,561,908.64
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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.