Finding the Fourth Proportional to 163,128,986.16, 244,735,469.64 and 48,108,882.48
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Solution
The fourth proportional to 163,128,986.16, 244,735,469.64 and 48,108,882.48 is: 72,175,707.24
Step by Step Solution
- Step 1: Write the proportion equation
163,128,986.16 : 244,735,469.64 = 48,108,882.48 : x - Step 2: Convert to fraction form
163,128,986.16/244,735,469.64 = 48,108,882.48/x - Step 3: Cross multiply
163,128,986.16x = 244,735,469.64 × 48,108,882.48 - Step 4: Simplify right side
163,128,986.16x = 11,773,949,947,598,366 - Step 5: Solve for x
x = 11,773,949,947,598,366/163,128,986.16 - Step 6: Final answer
x = 72,175,707.24
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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.