Finding the Fourth Proportional to 110,744,889.80, 166,117,334.70 and 65,395,257.80
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Solution
The fourth proportional to 110,744,889.80, 166,117,334.70 and 65,395,257.80 is: 98,092,886.70
Step by Step Solution
- Step 1: Write the proportion equation
110,744,889.80 : 166,117,334.70 = 65,395,257.80 : x - Step 2: Convert to fraction form
110,744,889.80/166,117,334.70 = 65,395,257.80/x - Step 3: Cross multiply
110,744,889.80x = 166,117,334.70 × 65,395,257.80 - Step 4: Simplify right side
110,744,889.80x = 10,863,285,927,755,384 - Step 5: Solve for x
x = 10,863,285,927,755,384/110,744,889.80 - Step 6: Final answer
x = 98,092,886.70
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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.