Finding the Fourth Proportional to 109,588,324.68, 151,226,513.90 and 60,028,918.20
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Solution
The fourth proportional to 109,588,324.68, 151,226,513.90 and 60,028,918.20 is: 82,836,963.32
Step by Step Solution
- Step 1: Write the proportion equation
109,588,324.68 : 151,226,513.90 = 60,028,918.20 : x - Step 2: Convert to fraction form
109,588,324.68/151,226,513.90 = 60,028,918.20/x - Step 3: Cross multiply
109,588,324.68x = 151,226,513.90 × 60,028,918.20 - Step 4: Simplify right side
109,588,324.68x = 9,077,964,032,274,120 - Step 5: Solve for x
x = 9,077,964,032,274,120/109,588,324.68 - Step 6: Final answer
x = 82,836,963.32
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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.