Finding the Fourth Proportional to 887,329,395.80, 1,330,994,093.70 and 887,329,395.80
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Solution
The fourth proportional to 887,329,395.80, 1,330,994,093.70 and 887,329,395.80 is: 1,330,994,093.70
Step by Step Solution
- Step 1: Write the proportion equation
887,329,395.80 : 1,330,994,093.70 = 887,329,395.80 : x - Step 2: Convert to fraction form
887,329,395.80/1,330,994,093.70 = 887,329,395.80/x - Step 3: Cross multiply
887,329,395.80x = 1,330,994,093.70 × 887,329,395.80 - Step 4: Simplify right side
887,329,395.80x = 1,181,030,184,976,189,440 - Step 5: Solve for x
x = 1,181,030,184,976,189,440/887,329,395.80 - Step 6: Final answer
x = 1,330,994,093.70
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1.5x scale
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.