Finding the Fourth Proportional to 202,374,507.24, 279,276,761.34 and 109,554,946.74
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Solution
The fourth proportional to 202,374,507.24, 279,276,761.34 and 109,554,946.74 is: 151,185,794.75
Step by Step Solution
- Step 1: Write the proportion equation
202,374,507.24 : 279,276,761.34 = 109,554,946.74 : x - Step 2: Convert to fraction form
202,374,507.24/279,276,761.34 = 109,554,946.74/x - Step 3: Cross multiply
202,374,507.24x = 279,276,761.34 × 109,554,946.74 - Step 4: Simplify right side
202,374,507.24x = 30,596,150,714,323,388 - Step 5: Solve for x
x = 30,596,150,714,323,388/202,374,507.24 - Step 6: Final answer
x = 151,185,794.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.