Finding the Fourth Proportional to 5,896,544,123.13, 8,137,431,690.84 and 3,487,291,874.20
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Solution
The fourth proportional to 5,896,544,123.13, 8,137,431,690.84 and 3,487,291,874.20 is: 4,812,581,542.64
Step by Step Solution
- Step 1: Write the proportion equation
5,896,544,123.13 : 8,137,431,690.84 = 3,487,291,874.20 : x - Step 2: Convert to fraction form
5,896,544,123.13/8,137,431,690.84 = 3,487,291,874.20/x - Step 3: Cross multiply
5,896,544,123.13x = 8,137,431,690.84 × 3,487,291,874.20 - Step 4: Simplify right side
5,896,544,123.13x = 28,377,599,412,334,477,312 - Step 5: Solve for x
x = 28,377,599,412,334,477,312/5,896,544,123.13 - Step 6: Final answer
x = 4,812,581,542.64
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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.