Finding the Fourth Proportional to 341,496,737.40, 512,245,106.10 and 99,184,135.80
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Solution
The fourth proportional to 341,496,737.40, 512,245,106.10 and 99,184,135.80 is: 148,776,203.70
Step by Step Solution
- Step 1: Write the proportion equation
341,496,737.40 : 512,245,106.10 = 99,184,135.80 : x - Step 2: Convert to fraction form
341,496,737.40/512,245,106.10 = 99,184,135.80/x - Step 3: Cross multiply
341,496,737.40x = 512,245,106.10 × 99,184,135.80 - Step 4: Simplify right side
341,496,737.40x = 50,806,588,166,307,808 - Step 5: Solve for x
x = 50,806,588,166,307,808/341,496,737.40 - Step 6: Final answer
x = 148,776,203.70
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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.