Finding the Fourth Proportional to 107,163,052.70, 160,744,579.05 and 38,996,887.10
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Solution
The fourth proportional to 107,163,052.70, 160,744,579.05 and 38,996,887.10 is: 58,495,330.65
Step by Step Solution
- Step 1: Write the proportion equation
107,163,052.70 : 160,744,579.05 = 38,996,887.10 : x - Step 2: Convert to fraction form
107,163,052.70/160,744,579.05 = 38,996,887.10/x - Step 3: Cross multiply
107,163,052.70x = 160,744,579.05 × 38,996,887.10 - Step 4: Simplify right side
107,163,052.70x = 6,268,538,201,149,876 - Step 5: Solve for x
x = 6,268,538,201,149,876/107,163,052.70 - Step 6: Final answer
x = 58,495,330.65
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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.