Finding the Fourth Proportional to 153,920,375.53, 231,248,892.49 and 98,696,406.70
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Solution
The fourth proportional to 153,920,375.53, 231,248,892.49 and 98,696,406.70 is: 148,280,789.10
Step by Step Solution
- Step 1: Write the proportion equation
153,920,375.53 : 231,248,892.49 = 98,696,406.70 : x - Step 2: Convert to fraction form
153,920,375.53/231,248,892.49 = 98,696,406.70/x - Step 3: Cross multiply
153,920,375.53x = 231,248,892.49 × 98,696,406.70 - Step 4: Simplify right side
153,920,375.53x = 22,823,434,741,292,756 - Step 5: Solve for x
x = 22,823,434,741,292,756/153,920,375.53 - Step 6: Final answer
x = 148,280,789.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.