Finding the Fourth Proportional to 13,523,460,118,558, 18,661,350,775,774 and 7,589,568,778,611.80
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Solution
The fourth proportional to 13,523,460,118,558, 18,661,350,775,774 and 7,589,568,778,611.80 is: 10,473,030,124,899.69
Step by Step Solution
- Step 1: Write the proportion equation
13,523,460,118,558 : 18,661,350,775,774 = 7,589,568,778,611.80 : x - Step 2: Convert to fraction form
13,523,460,118,558/18,661,350,775,774 = 7,589,568,778,611.80/x - Step 3: Cross multiply
13,523,460,118,558x = 18,661,350,775,774 × 7,589,568,778,611.80 - Step 4: Simplify right side
13,523,460,118,558x = 141,631,605,214,537,447,534,231,552 - Step 5: Solve for x
x = 141,631,605,214,537,447,534,231,552/13,523,460,118,558 - Step 6: Final answer
x = 10,473,030,124,899.69
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Double scale
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1.5x scale
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.