Finding the Fourth Proportional to 7,167,289,564.10, 10,750,968,350.14 and 2,193,003,485.66
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Solution
The fourth proportional to 7,167,289,564.10, 10,750,968,350.14 and 2,193,003,485.66 is: 3,289,515,632.82
Step by Step Solution
- Step 1: Write the proportion equation
7,167,289,564.10 : 10,750,968,350.14 = 2,193,003,485.66 : x - Step 2: Convert to fraction form
7,167,289,564.10/10,750,968,350.14 = 2,193,003,485.66/x - Step 3: Cross multiply
7,167,289,564.10x = 10,750,968,350.14 × 2,193,003,485.66 - Step 4: Simplify right side
7,167,289,564.10x = 23,576,911,066,077,356,032 - Step 5: Solve for x
x = 23,576,911,066,077,356,032/7,167,289,564.10 - Step 6: Final answer
x = 3,289,515,632.82
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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.