Finding the Fourth Proportional to 967,104,090.40, 1,450,656,135.60 and 697,021,837.60
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Solution
The fourth proportional to 967,104,090.40, 1,450,656,135.60 and 697,021,837.60 is: 1,045,532,756.40
Step by Step Solution
- Step 1: Write the proportion equation
967,104,090.40 : 1,450,656,135.60 = 697,021,837.60 : x - Step 2: Convert to fraction form
967,104,090.40/1,450,656,135.60 = 697,021,837.60/x - Step 3: Cross multiply
967,104,090.40x = 1,450,656,135.60 × 697,021,837.60 - Step 4: Simplify right side
967,104,090.40x = 1,011,139,005,361,626,752 - Step 5: Solve for x
x = 1,011,139,005,361,626,752/967,104,090.40 - Step 6: Final answer
x = 1,045,532,756.40
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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.