Finding the Fourth Proportional to 104,983,316.20, 157,474,974.30 and 88,355,117.80
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Solution
The fourth proportional to 104,983,316.20, 157,474,974.30 and 88,355,117.80 is: 132,532,676.70
Step by Step Solution
- Step 1: Write the proportion equation
104,983,316.20 : 157,474,974.30 = 88,355,117.80 : x - Step 2: Convert to fraction form
104,983,316.20/157,474,974.30 = 88,355,117.80/x - Step 3: Cross multiply
104,983,316.20x = 157,474,974.30 × 88,355,117.80 - Step 4: Simplify right side
104,983,316.20x = 13,913,719,904,828,474 - Step 5: Solve for x
x = 13,913,719,904,828,474/104,983,316.20 - Step 6: Final answer
x = 132,532,676.70
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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.