Finding the Fourth Proportional to 201,243,761.19, 277,714,721.01 and 113,138,151.60
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Solution
The fourth proportional to 201,243,761.19, 277,714,721.01 and 113,138,151.60 is: 156,129,710.66
Step by Step Solution
- Step 1: Write the proportion equation
201,243,761.19 : 277,714,721.01 = 113,138,151.60 : x - Step 2: Convert to fraction form
201,243,761.19/277,714,721.01 = 113,138,151.60/x - Step 3: Cross multiply
201,243,761.19x = 277,714,721.01 × 113,138,151.60 - Step 4: Simplify right side
201,243,761.19x = 31,420,130,207,181,084 - Step 5: Solve for x
x = 31,420,130,207,181,084/201,243,761.19 - Step 6: Final answer
x = 156,129,710.66
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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.