Finding the Fourth Proportional to 663,552,027.80, 995,328,041.70 and 663,552,027.80
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Solution
The fourth proportional to 663,552,027.80, 995,328,041.70 and 663,552,027.80 is: 995,328,041.70
Step by Step Solution
- Step 1: Write the proportion equation
663,552,027.80 : 995,328,041.70 = 663,552,027.80 : x - Step 2: Convert to fraction form
663,552,027.80/995,328,041.70 = 663,552,027.80/x - Step 3: Cross multiply
663,552,027.80x = 995,328,041.70 × 663,552,027.80 - Step 4: Simplify right side
663,552,027.80x = 660,451,940,396,237,952 - Step 5: Solve for x
x = 660,451,940,396,237,952/663,552,027.80 - Step 6: Final answer
x = 995,328,041.70
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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.