Finding the Fourth Proportional to 453,310,827.30, 679,966,240.95 and 354,675,377.70
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Solution
The fourth proportional to 453,310,827.30, 679,966,240.95 and 354,675,377.70 is: 532,013,066.55
Step by Step Solution
- Step 1: Write the proportion equation
453,310,827.30 : 679,966,240.95 = 354,675,377.70 : x - Step 2: Convert to fraction form
453,310,827.30/679,966,240.95 = 354,675,377.70/x - Step 3: Cross multiply
453,310,827.30x = 679,966,240.95 × 354,675,377.70 - Step 4: Simplify right side
453,310,827.30x = 241,167,283,332,190,464 - Step 5: Solve for x
x = 241,167,283,332,190,464/453,310,827.30 - Step 6: Final answer
x = 532,013,066.55
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1.5x scale
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.