Finding the Fourth Proportional to 1,024,323,327.66, 1,536,486,099.84 and 479,447,499.18
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Solution
The fourth proportional to 1,024,323,327.66, 1,536,486,099.84 and 479,447,499.18 is: 719,171,767.55
Step by Step Solution
- Step 1: Write the proportion equation
1,024,323,327.66 : 1,536,486,099.84 = 479,447,499.18 : x - Step 2: Convert to fraction form
1,024,323,327.66/1,536,486,099.84 = 479,447,499.18/x - Step 3: Cross multiply
1,024,323,327.66x = 1,536,486,099.84 × 479,447,499.18 - Step 4: Simplify right side
1,024,323,327.66x = 736,664,418,093,119,744 - Step 5: Solve for x
x = 736,664,418,093,119,744/1,024,323,327.66 - Step 6: Final answer
x = 719,171,767.55
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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.