Finding the Fourth Proportional to 116,580,408.40, 174,730,644.60 and 48,387,998.80
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Solution
The fourth proportional to 116,580,408.40, 174,730,644.60 and 48,387,998.80 is: 72,523,902.92
Step by Step Solution
- Step 1: Write the proportion equation
116,580,408.40 : 174,730,644.60 = 48,387,998.80 : x - Step 2: Convert to fraction form
116,580,408.40/174,730,644.60 = 48,387,998.80/x - Step 3: Cross multiply
116,580,408.40x = 174,730,644.60 × 48,387,998.80 - Step 4: Simplify right side
116,580,408.40x = 8,454,866,221,228,026 - Step 5: Solve for x
x = 8,454,866,221,228,026/116,580,408.40 - Step 6: Final answer
x = 72,523,902.92
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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.