Finding the Fourth Proportional to 2,941,751,319.12, 4,413,926,644.68 and 1,542,401,031.20
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Solution
The fourth proportional to 2,941,751,319.12, 4,413,926,644.68 and 1,542,401,031.20 is: 2,314,282,979.72
Step by Step Solution
- Step 1: Write the proportion equation
2,941,751,319.12 : 4,413,926,644.68 = 1,542,401,031.20 : x - Step 2: Convert to fraction form
2,941,751,319.12/4,413,926,644.68 = 1,542,401,031.20/x - Step 3: Cross multiply
2,941,751,319.12x = 4,413,926,644.68 × 1,542,401,031.20 - Step 4: Simplify right side
2,941,751,319.12x = 6,808,045,008,395,588,608 - Step 5: Solve for x
x = 6,808,045,008,395,588,608/2,941,751,319.12 - Step 6: Final answer
x = 2,314,282,979.72
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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.