Finding the Fourth Proportional to 354,995,378.80, 532,241,125.80 and 160,999,730.80
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Solution
The fourth proportional to 354,995,378.80, 532,241,125.80 and 160,999,730.80 is: 241,385,333.70
Step by Step Solution
- Step 1: Write the proportion equation
354,995,378.80 : 532,241,125.80 = 160,999,730.80 : x - Step 2: Convert to fraction form
354,995,378.80/532,241,125.80 = 160,999,730.80/x - Step 3: Cross multiply
354,995,378.80x = 532,241,125.80 × 160,999,730.80 - Step 4: Simplify right side
354,995,378.80x = 85,690,677,974,488,944 - Step 5: Solve for x
x = 85,690,677,974,488,944/354,995,378.80 - Step 6: Final answer
x = 241,385,333.70
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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.