Finding the Fourth Proportional to 399,263,939.57, 598,914,405.74 and 122,927,531.41
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Solution
The fourth proportional to 399,263,939.57, 598,914,405.74 and 122,927,531.41 is: 184,396,991.88
Step by Step Solution
- Step 1: Write the proportion equation
399,263,939.57 : 598,914,405.74 = 122,927,531.41 : x - Step 2: Convert to fraction form
399,263,939.57/598,914,405.74 = 122,927,531.41/x - Step 3: Cross multiply
399,263,939.57x = 598,914,405.74 × 122,927,531.41 - Step 4: Simplify right side
399,263,939.57x = 73,623,069,424,561,280 - Step 5: Solve for x
x = 73,623,069,424,561,280/399,263,939.57 - Step 6: Final answer
x = 184,396,991.88
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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.