Finding the Fourth Proportional to 124,368,072.44, 186,576,019.79 and 47,685,120.53
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Solution
The fourth proportional to 124,368,072.44, 186,576,019.79 and 47,685,120.53 is: 71,536,848.78
Step by Step Solution
- Step 1: Write the proportion equation
124,368,072.44 : 186,576,019.79 = 47,685,120.53 : x - Step 2: Convert to fraction form
124,368,072.44/186,576,019.79 = 47,685,120.53/x - Step 3: Cross multiply
124,368,072.44x = 186,576,019.79 × 47,685,120.53 - Step 4: Simplify right side
124,368,072.44x = 8,896,899,990,522,509 - Step 5: Solve for x
x = 8,896,899,990,522,509/124,368,072.44 - Step 6: Final answer
x = 71,536,848.78
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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.