Finding the Fourth Proportional to 299,727,014.61, 449,621,358.35 and 113,138,124.36
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Solution
The fourth proportional to 299,727,014.61, 449,621,358.35 and 113,138,124.36 is: 169,718,826.38
Step by Step Solution
- Step 1: Write the proportion equation
299,727,014.61 : 449,621,358.35 = 113,138,124.36 : x - Step 2: Convert to fraction form
299,727,014.61/449,621,358.35 = 113,138,124.36/x - Step 3: Cross multiply
299,727,014.61x = 449,621,358.35 × 113,138,124.36 - Step 4: Simplify right side
299,727,014.61x = 50,869,317,155,348,736 - Step 5: Solve for x
x = 50,869,317,155,348,736/299,727,014.61 - Step 6: Final answer
x = 169,718,826.38
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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.