Finding the Third Proportional to 276,814,408.50 and 389,320,944.75
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Solution
The third proportional to 276,814,408.50 and 389,320,944.75 is: 547,553,860.52
Step by Step Solution
- Step 1: Write the proportion equation
276,814,408.50 : 389,320,944.75 = 389,320,944.75 : x - Step 2: Convert to fraction form
276,814,408.50/389,320,944.75 = 389,320,944.75/x - Step 3: Cross multiply
276,814,408.50x = 389,320,944.75 × 389,320,944.75 - Step 4: Simplify right side
276,814,408.50x = 151,570,798,021,032,544 - Step 5: Solve for x
x = 151,570,798,021,032,544/276,814,408.50 - Step 6: Final answer
x = 547,553,860.52
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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.