Finding the Fourth Proportional to 444,573,079.95, 613,511,571.39 and 243,598,018.08
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Solution
The fourth proportional to 444,573,079.95, 613,511,571.39 and 243,598,018.08 is: 336,165,660.05
Step by Step Solution
- Step 1: Write the proportion equation
444,573,079.95 : 613,511,571.39 = 243,598,018.08 : x - Step 2: Convert to fraction form
444,573,079.95/613,511,571.39 = 243,598,018.08/x - Step 3: Cross multiply
444,573,079.95x = 613,511,571.39 × 243,598,018.08 - Step 4: Simplify right side
444,573,079.95x = 149,450,202,859,750,432 - Step 5: Solve for x
x = 149,450,202,859,750,432/444,573,079.95 - Step 6: Final answer
x = 336,165,660.05
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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.