Finding the Fourth Proportional to 121,254,376.84, 181,878,939.18 and 33,813,560.70
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Solution
The fourth proportional to 121,254,376.84, 181,878,939.18 and 33,813,560.70 is: 50,719,608.73
Step by Step Solution
- Step 1: Write the proportion equation
121,254,376.84 : 181,878,939.18 = 33,813,560.70 : x - Step 2: Convert to fraction form
121,254,376.84/181,878,939.18 = 33,813,560.70/x - Step 3: Cross multiply
121,254,376.84x = 181,878,939.18 × 33,813,560.70 - Step 4: Simplify right side
121,254,376.84x = 6,149,974,550,014,539 - Step 5: Solve for x
x = 6,149,974,550,014,539/121,254,376.84 - Step 6: Final answer
x = 50,719,608.73
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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.