Finding the Fourth Proportional to 453,772,285.40, 626,495,393.34 and 370,339,738.97
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Solution
The fourth proportional to 453,772,285.40, 626,495,393.34 and 370,339,738.97 is: 511,305,224.89
Step by Step Solution
- Step 1: Write the proportion equation
453,772,285.40 : 626,495,393.34 = 370,339,738.97 : x - Step 2: Convert to fraction form
453,772,285.40/626,495,393.34 = 370,339,738.97/x - Step 3: Cross multiply
453,772,285.40x = 626,495,393.34 × 370,339,738.97 - Step 4: Simplify right side
453,772,285.40x = 232,016,140,432,310,592 - Step 5: Solve for x
x = 232,016,140,432,310,592/453,772,285.40 - Step 6: Final answer
x = 511,305,224.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.