Finding the Fourth Proportional to 146,828,323.93, 220,195,338.49 and 48,437,915.53
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Solution
The fourth proportional to 146,828,323.93, 220,195,338.49 and 48,437,915.53 is: 72,641,319.61
Step by Step Solution
- Step 1: Write the proportion equation
146,828,323.93 : 220,195,338.49 = 48,437,915.53 : x - Step 2: Convert to fraction form
146,828,323.93/220,195,338.49 = 48,437,915.53/x - Step 3: Cross multiply
146,828,323.93x = 220,195,338.49 × 48,437,915.53 - Step 4: Simplify right side
146,828,323.93x = 10,665,803,205,878,378 - Step 5: Solve for x
x = 10,665,803,205,878,378/146,828,323.93 - Step 6: Final answer
x = 72,641,319.61
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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.