Finding the Fourth Proportional to 6,209,272,283.60, 9,318,443,388.60 and 4,372,612,187.60
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Solution
The fourth proportional to 6,209,272,283.60, 9,318,443,388.60 and 4,372,612,187.60 is: 6,562,111,833.63
Step by Step Solution
- Step 1: Write the proportion equation
6,209,272,283.60 : 9,318,443,388.60 = 4,372,612,187.60 : x - Step 2: Convert to fraction form
6,209,272,283.60/9,318,443,388.60 = 4,372,612,187.60/x - Step 3: Cross multiply
6,209,272,283.60x = 9,318,443,388.60 × 4,372,612,187.60 - Step 4: Simplify right side
6,209,272,283.60x = 40,745,939,130,453,008,384 - Step 5: Solve for x
x = 40,745,939,130,453,008,384/6,209,272,283.60 - Step 6: Final answer
x = 6,562,111,833.63
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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.