Finding the Fourth Proportional to 373,315,206.20, 559,972,809.30 and 295,381,023.80
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Solution
The fourth proportional to 373,315,206.20, 559,972,809.30 and 295,381,023.80 is: 443,071,535.70
Step by Step Solution
- Step 1: Write the proportion equation
373,315,206.20 : 559,972,809.30 = 295,381,023.80 : x - Step 2: Convert to fraction form
373,315,206.20/559,972,809.30 = 295,381,023.80/x - Step 3: Cross multiply
373,315,206.20x = 559,972,809.30 × 295,381,023.80 - Step 4: Simplify right side
373,315,206.20x = 165,405,341,711,196,160 - Step 5: Solve for x
x = 165,405,341,711,196,160/373,315,206.20 - Step 6: Final answer
x = 443,071,535.70
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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.