Finding the Fourth Proportional to 165,893,644.70, 248,840,467.05 and 44,737,343.90
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Solution
The fourth proportional to 165,893,644.70, 248,840,467.05 and 44,737,343.90 is: 67,106,015.85
Step by Step Solution
- Step 1: Write the proportion equation
165,893,644.70 : 248,840,467.05 = 44,737,343.90 : x - Step 2: Convert to fraction form
165,893,644.70/248,840,467.05 = 44,737,343.90/x - Step 3: Cross multiply
165,893,644.70x = 248,840,467.05 × 44,737,343.90 - Step 4: Simplify right side
165,893,644.70x = 11,132,461,550,652,468 - Step 5: Solve for x
x = 11,132,461,550,652,468/165,893,644.70 - Step 6: Final answer
x = 67,106,015.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.