Finding the Fourth Proportional to 146,608,153.24, 202,313,708.40 and 81,422,256.28
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Solution
The fourth proportional to 146,608,153.24, 202,313,708.40 and 81,422,256.28 is: 112,359,635.19
Step by Step Solution
- Step 1: Write the proportion equation
146,608,153.24 : 202,313,708.40 = 81,422,256.28 : x - Step 2: Convert to fraction form
146,608,153.24/202,313,708.40 = 81,422,256.28/x - Step 3: Cross multiply
146,608,153.24x = 202,313,708.40 × 81,422,256.28 - Step 4: Simplify right side
146,608,153.24x = 16,472,838,614,301,990 - Step 5: Solve for x
x = 16,472,838,614,301,990/146,608,153.24 - Step 6: Final answer
x = 112,359,635.19
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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.