Finding the Fourth Proportional to 1,416,992,464.80, 2,125,488,697.20 and 901,707,271.20
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Solution
The fourth proportional to 1,416,992,464.80, 2,125,488,697.20 and 901,707,271.20 is: 1,352,560,906.80
Step by Step Solution
- Step 1: Write the proportion equation
1,416,992,464.80 : 2,125,488,697.20 = 901,707,271.20 : x - Step 2: Convert to fraction form
1,416,992,464.80/2,125,488,697.20 = 901,707,271.20/x - Step 3: Cross multiply
1,416,992,464.80x = 2,125,488,697.20 × 901,707,271.20 - Step 4: Simplify right side
1,416,992,464.80x = 1,916,568,613,118,655,232 - Step 5: Solve for x
x = 1,916,568,613,118,655,232/1,416,992,464.80 - Step 6: Final answer
x = 1,352,560,906.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.