Finding the Fourth Proportional to 2,931,215,682.80, 4,396,823,524.20 and 1,553,720,610.80
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Solution
The fourth proportional to 2,931,215,682.80, 4,396,823,524.20 and 1,553,720,610.80 is: 2,330,580,916.20
Step by Step Solution
- Step 1: Write the proportion equation
2,931,215,682.80 : 4,396,823,524.20 = 1,553,720,610.80 : x - Step 2: Convert to fraction form
2,931,215,682.80/4,396,823,524.20 = 1,553,720,610.80/x - Step 3: Cross multiply
2,931,215,682.80x = 4,396,823,524.20 × 1,553,720,610.80 - Step 4: Simplify right side
2,931,215,682.80x = 6,831,435,331,599,832,064 - Step 5: Solve for x
x = 6,831,435,331,599,832,064/2,931,215,682.80 - Step 6: Final answer
x = 2,330,580,916.20
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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.