Finding the Fourth Proportional to 5,467,621,658.54, 8,201,372,700.70 and 1,327,065,182.35
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Solution
The fourth proportional to 5,467,621,658.54, 8,201,372,700.70 and 1,327,065,182.35 is: 1,990,583,262.39
Step by Step Solution
- Step 1: Write the proportion equation
5,467,621,658.54 : 8,201,372,700.70 = 1,327,065,182.35 : x - Step 2: Convert to fraction form
5,467,621,658.54/8,201,372,700.70 = 1,327,065,182.35/x - Step 3: Cross multiply
5,467,621,658.54x = 8,201,372,700.70 × 1,327,065,182.35 - Step 4: Simplify right side
5,467,621,658.54x = 10,883,756,158,576,855,040 - Step 5: Solve for x
x = 10,883,756,158,576,855,040/5,467,621,658.54 - Step 6: Final answer
x = 1,990,583,262.39
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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.