Finding the Fourth Proportional to 118,125,977.24, 162,989,505.24 and 67,880,478.44
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Solution
The fourth proportional to 118,125,977.24, 162,989,505.24 and 67,880,478.44 is: 93,661,071.47
Step by Step Solution
- Step 1: Write the proportion equation
118,125,977.24 : 162,989,505.24 = 67,880,478.44 : x - Step 2: Convert to fraction form
118,125,977.24/162,989,505.24 = 67,880,478.44/x - Step 3: Cross multiply
118,125,977.24x = 162,989,505.24 × 67,880,478.44 - Step 4: Simplify right side
118,125,977.24x = 11,063,805,596,390,088 - Step 5: Solve for x
x = 11,063,805,596,390,088/118,125,977.24 - Step 6: Final answer
x = 93,661,071.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.