Finding the Fourth Proportional to 269,190,039.22, 403,623,349.08 and 105,232,518.70
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Solution
The fourth proportional to 269,190,039.22, 403,623,349.08 and 105,232,518.70 is: 157,785,562.02
Step by Step Solution
- Step 1: Write the proportion equation
269,190,039.22 : 403,623,349.08 = 105,232,518.70 : x - Step 2: Convert to fraction form
269,190,039.22/403,623,349.08 = 105,232,518.70/x - Step 3: Cross multiply
269,190,039.22x = 403,623,349.08 × 105,232,518.70 - Step 4: Simplify right side
269,190,039.22x = 42,474,301,629,817,728 - Step 5: Solve for x
x = 42,474,301,629,817,728/269,190,039.22 - Step 6: Final answer
x = 157,785,562.02
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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.