Finding the Fourth Proportional to 1,062,700,720.48, 1,466,536,540.08 and 586,412,273.80
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Solution
The fourth proportional to 1,062,700,720.48, 1,466,536,540.08 and 586,412,273.80 is: 809,254,205.35
Step by Step Solution
- Step 1: Write the proportion equation
1,062,700,720.48 : 1,466,536,540.08 = 586,412,273.80 : x - Step 2: Convert to fraction form
1,062,700,720.48/1,466,536,540.08 = 586,412,273.80/x - Step 3: Cross multiply
1,062,700,720.48x = 1,466,536,540.08 × 586,412,273.80 - Step 4: Simplify right side
1,062,700,720.48x = 859,995,027,079,097,472 - Step 5: Solve for x
x = 859,995,027,079,097,472/1,062,700,720.48 - Step 6: Final answer
x = 809,254,205.35
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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.