Finding the Fourth Proportional to 526,957,887,581.28, 726,934,252,524.48 and 344,161,989,536.19
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Solution
The fourth proportional to 526,957,887,581.28, 726,934,252,524.48 and 344,161,989,536.19 is: 474,768,751,937.96
Step by Step Solution
- Step 1: Write the proportion equation
526,957,887,581.28 : 726,934,252,524.48 = 344,161,989,536.19 : x - Step 2: Convert to fraction form
526,957,887,581.28/726,934,252,524.48 = 344,161,989,536.19/x - Step 3: Cross multiply
526,957,887,581.28x = 726,934,252,524.48 × 344,161,989,536.19 - Step 4: Simplify right side
526,957,887,581.28x = 250,183,138,610,828,172,853,248 - Step 5: Solve for x
x = 250,183,138,610,828,172,853,248/526,957,887,581.28 - Step 6: Final answer
x = 474,768,751,937.96
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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.