Finding the Fourth Proportional to 178,579,201.61, 246,383,700.07 and 103,198,067.33
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Solution
The fourth proportional to 178,579,201.61, 246,383,700.07 and 103,198,067.33 is: 142,381,203.62
Step by Step Solution
- Step 1: Write the proportion equation
178,579,201.61 : 246,383,700.07 = 103,198,067.33 : x - Step 2: Convert to fraction form
178,579,201.61/246,383,700.07 = 103,198,067.33/x - Step 3: Cross multiply
178,579,201.61x = 246,383,700.07 × 103,198,067.33 - Step 4: Simplify right side
178,579,201.61x = 25,426,321,667,542,484 - Step 5: Solve for x
x = 25,426,321,667,542,484/178,579,201.61 - Step 6: Final answer
x = 142,381,203.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.