Finding the Fourth Proportional to 3,704,207,851,585, 5,111,944,791,638.20 and 2,221,262,961,317.40
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Solution
The fourth proportional to 3,704,207,851,585, 5,111,944,791,638.20 and 2,221,262,961,317.40 is: 3,065,425,613,496.99
Step by Step Solution
- Step 1: Write the proportion equation
3,704,207,851,585 : 5,111,944,791,638.20 = 2,221,262,961,317.40 : x - Step 2: Convert to fraction form
3,704,207,851,585/5,111,944,791,638.20 = 2,221,262,961,317.40/x - Step 3: Cross multiply
3,704,207,851,585x = 5,111,944,791,638.20 × 2,221,262,961,317.40 - Step 4: Simplify right side
3,704,207,851,585x = 11,354,973,625,965,327,119,548,416 - Step 5: Solve for x
x = 11,354,973,625,965,327,119,548,416/3,704,207,851,585 - Step 6: Final answer
x = 3,065,425,613,496.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.