Finding the Fourth Proportional to 299,077,201.80, 449,077,697.10 and 163,028,305.80
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Solution
The fourth proportional to 299,077,201.80, 449,077,697.10 and 163,028,305.80 is: 244,794,239.38
Step by Step Solution
- Step 1: Write the proportion equation
299,077,201.80 : 449,077,697.10 = 163,028,305.80 : x - Step 2: Convert to fraction form
299,077,201.80/449,077,697.10 = 163,028,305.80/x - Step 3: Cross multiply
299,077,201.80x = 449,077,697.10 × 163,028,305.80 - Step 4: Simplify right side
299,077,201.80x = 73,212,376,130,778,576 - Step 5: Solve for x
x = 73,212,376,130,778,576/299,077,201.80 - Step 6: Final answer
x = 244,794,239.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.