Finding the Fourth Proportional to 3,562,992,145.80, 5,344,488,218.70 and 3,103,827,121.80
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Solution
The fourth proportional to 3,562,992,145.80, 5,344,488,218.70 and 3,103,827,121.80 is: 4,655,740,682.70
Step by Step Solution
- Step 1: Write the proportion equation
3,562,992,145.80 : 5,344,488,218.70 = 3,103,827,121.80 : x - Step 2: Convert to fraction form
3,562,992,145.80/5,344,488,218.70 = 3,103,827,121.80/x - Step 3: Cross multiply
3,562,992,145.80x = 5,344,488,218.70 × 3,103,827,121.80 - Step 4: Simplify right side
3,562,992,145.80x = 16,588,367,485,341,630,464 - Step 5: Solve for x
x = 16,588,367,485,341,630,464/3,562,992,145.80 - Step 6: Final answer
x = 4,655,740,682.70
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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.