Finding the Fourth Proportional to 201,243,742.92, 277,714,695.96 and 113,138,133.48
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Solution
The fourth proportional to 201,243,742.92, 277,714,695.96 and 113,138,133.48 is: 156,129,685.75
Step by Step Solution
- Step 1: Write the proportion equation
201,243,742.92 : 277,714,695.96 = 113,138,133.48 : x - Step 2: Convert to fraction form
201,243,742.92/277,714,695.96 = 113,138,133.48/x - Step 3: Cross multiply
201,243,742.92x = 277,714,695.96 × 113,138,133.48 - Step 4: Simplify right side
201,243,742.92x = 31,420,122,340,880,096 - Step 5: Solve for x
x = 31,420,122,340,880,096/201,243,742.92 - Step 6: Final answer
x = 156,129,685.75
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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.