Finding the Fourth Proportional to 18,193,791,453.69, 27,291,243,154.87 and 6,241,876,155.02
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Solution
The fourth proportional to 18,193,791,453.69, 27,291,243,154.87 and 6,241,876,155.02 is: 9,363,004,974.68
Step by Step Solution
- Step 1: Write the proportion equation
18,193,791,453.69 : 27,291,243,154.87 = 6,241,876,155.02 : x - Step 2: Convert to fraction form
18,193,791,453.69/27,291,243,154.87 = 6,241,876,155.02/x - Step 3: Cross multiply
18,193,791,453.69x = 27,291,243,154.87 × 6,241,876,155.02 - Step 4: Simplify right side
18,193,791,453.69x = 170,348,559,889,235,869,696 - Step 5: Solve for x
x = 170,348,559,889,235,869,696/18,193,791,453.69 - Step 6: Final answer
x = 9,363,004,974.68
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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.