Finding the Fourth Proportional to 855,597,845,411.70, 1,283,396,768,117.60 and 458,879,264,675.70
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Solution
The fourth proportional to 855,597,845,411.70, 1,283,396,768,117.60 and 458,879,264,675.70 is: 688,318,897,013.58
Step by Step Solution
- Step 1: Write the proportion equation
855,597,845,411.70 : 1,283,396,768,117.60 = 458,879,264,675.70 : x - Step 2: Convert to fraction form
855,597,845,411.70/1,283,396,768,117.60 = 458,879,264,675.70/x - Step 3: Cross multiply
855,597,845,411.70x = 1,283,396,768,117.60 × 458,879,264,675.70 - Step 4: Simplify right side
855,597,845,411.70x = 588,924,165,240,974,234,091,520 - Step 5: Solve for x
x = 588,924,165,240,974,234,091,520/855,597,845,411.70 - Step 6: Final answer
x = 688,318,897,013.58
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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.