Finding the Fourth Proportional to 2,685,259,331.40, 3,705,165,953.64 and 1,495,798,699.44
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Solution
The fourth proportional to 2,685,259,331.40, 3,705,165,953.64 and 1,495,798,699.44 is: 2,063,928,183.72
Step by Step Solution
- Step 1: Write the proportion equation
2,685,259,331.40 : 3,705,165,953.64 = 1,495,798,699.44 : x - Step 2: Convert to fraction form
2,685,259,331.40/3,705,165,953.64 = 1,495,798,699.44/x - Step 3: Cross multiply
2,685,259,331.40x = 3,705,165,953.64 × 1,495,798,699.44 - Step 4: Simplify right side
2,685,259,331.40x = 5,542,182,414,664,079,360 - Step 5: Solve for x
x = 5,542,182,414,664,079,360/2,685,259,331.40 - Step 6: Final answer
x = 2,063,928,183.72
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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.