Finding the Fourth Proportional to 269,305,772.25, 403,958,659.07 and 207,984,374.01
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Solution
The fourth proportional to 269,305,772.25, 403,958,659.07 and 207,984,374.01 is: 311,976,561.55
Step by Step Solution
- Step 1: Write the proportion equation
269,305,772.25 : 403,958,659.07 = 207,984,374.01 : x - Step 2: Convert to fraction form
269,305,772.25/403,958,659.07 = 207,984,374.01/x - Step 3: Cross multiply
269,305,772.25x = 403,958,659.07 × 207,984,374.01 - Step 4: Simplify right side
269,305,772.25x = 84,017,088,831,553,040 - Step 5: Solve for x
x = 84,017,088,831,553,040/269,305,772.25 - Step 6: Final answer
x = 311,976,561.55
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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.