Finding the Fourth Proportional to 486,474,945.18, 671,327,126.98 and 263,454,814.63
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Solution
The fourth proportional to 486,474,945.18, 671,327,126.98 and 263,454,814.63 is: 363,563,150.68
Step by Step Solution
- Step 1: Write the proportion equation
486,474,945.18 : 671,327,126.98 = 263,454,814.63 : x - Step 2: Convert to fraction form
486,474,945.18/671,327,126.98 = 263,454,814.63/x - Step 3: Cross multiply
486,474,945.18x = 671,327,126.98 × 263,454,814.63 - Step 4: Simplify right side
486,474,945.18x = 176,864,363,794,606,368 - Step 5: Solve for x
x = 176,864,363,794,606,368/486,474,945.18 - Step 6: Final answer
x = 363,563,150.68
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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.