Finding the Fourth Proportional to 1,062,547,213.44, 1,466,320,247.04 and 586,237,558.08
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Solution
The fourth proportional to 1,062,547,213.44, 1,466,320,247.04 and 586,237,558.08 is: 809,010,639.82
Step by Step Solution
- Step 1: Write the proportion equation
1,062,547,213.44 : 1,466,320,247.04 = 586,237,558.08 : x - Step 2: Convert to fraction form
1,062,547,213.44/1,466,320,247.04 = 586,237,558.08/x - Step 3: Cross multiply
1,062,547,213.44x = 1,466,320,247.04 × 586,237,558.08 - Step 4: Simplify right side
1,062,547,213.44x = 859,612,000,987,991,936 - Step 5: Solve for x
x = 859,612,000,987,991,936/1,062,547,213.44 - Step 6: Final answer
x = 809,010,639.82
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.