Finding the Fourth Proportional to 18,352,503,986,387, 25,326,326,662,327 and 10,018,990,679,220
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Solution
The fourth proportional to 18,352,503,986,387, 25,326,326,662,327 and 10,018,990,679,220 is: 13,826,136,801,656.62
Step by Step Solution
- Step 1: Write the proportion equation
18,352,503,986,387 : 25,326,326,662,327 = 10,018,990,679,220 : x - Step 2: Convert to fraction form
18,352,503,986,387/25,326,326,662,327 = 10,018,990,679,220/x - Step 3: Cross multiply
18,352,503,986,387x = 25,326,326,662,327 × 10,018,990,679,220 - Step 4: Simplify right side
18,352,503,986,387x = 253,744,230,768,735,170,267,709,440 - Step 5: Solve for x
x = 253,744,230,768,735,170,267,709,440/18,352,503,986,387 - Step 6: Final answer
x = 13,826,136,801,656.62
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Double scale
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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.