Finding the Fourth Proportional to 108,257,871.36, 162,378,649.52 and 34,478,675.49
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Solution
The fourth proportional to 108,257,871.36, 162,378,649.52 and 34,478,675.49 is: 51,715,415.17
Step by Step Solution
- Step 1: Write the proportion equation
108,257,871.36 : 162,378,649.52 = 34,478,675.49 : x - Step 2: Convert to fraction form
108,257,871.36/162,378,649.52 = 34,478,675.49/x - Step 3: Cross multiply
108,257,871.36x = 162,378,649.52 × 34,478,675.49 - Step 4: Simplify right side
108,257,871.36x = 5,598,600,763,304,525 - Step 5: Solve for x
x = 5,598,600,763,304,525/108,257,871.36 - Step 6: Final answer
x = 51,715,415.17
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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.