Finding the Fourth Proportional to 299,610,298.41, 449,415,447.61 and 84,199,546.41
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Solution
The fourth proportional to 299,610,298.41, 449,415,447.61 and 84,199,546.41 is: 126,299,319.61
Step by Step Solution
- Step 1: Write the proportion equation
299,610,298.41 : 449,415,447.61 = 84,199,546.41 : x - Step 2: Convert to fraction form
299,610,298.41/449,415,447.61 = 84,199,546.41/x - Step 3: Cross multiply
299,610,298.41x = 449,415,447.61 × 84,199,546.41 - Step 4: Simplify right side
299,610,298.41x = 37,840,576,836,672,392 - Step 5: Solve for x
x = 37,840,576,836,672,392/299,610,298.41 - Step 6: Final answer
x = 126,299,319.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.