Finding the Fourth Proportional to 181,937,579.73, 272,828,687.36 and 105,313,497.81
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Solution
The fourth proportional to 181,937,579.73, 272,828,687.36 and 105,313,497.81 is: 157,925,280.81
Step by Step Solution
- Step 1: Write the proportion equation
181,937,579.73 : 272,828,687.36 = 105,313,497.81 : x - Step 2: Convert to fraction form
181,937,579.73/272,828,687.36 = 105,313,497.81/x - Step 3: Cross multiply
181,937,579.73x = 272,828,687.36 × 105,313,497.81 - Step 4: Simplify right side
181,937,579.73x = 28,732,543,368,265,968 - Step 5: Solve for x
x = 28,732,543,368,265,968/181,937,579.73 - Step 6: Final answer
x = 157,925,280.81
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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.