Finding the Fourth Proportional to 7,167,289,563.60, 10,750,968,349.38 and 2,193,003,485.16
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Solution
The fourth proportional to 7,167,289,563.60, 10,750,968,349.38 and 2,193,003,485.16 is: 3,289,515,632.07
Step by Step Solution
- Step 1: Write the proportion equation
7,167,289,563.60 : 10,750,968,349.38 = 2,193,003,485.16 : x - Step 2: Convert to fraction form
7,167,289,563.60/10,750,968,349.38 = 2,193,003,485.16/x - Step 3: Cross multiply
7,167,289,563.60x = 10,750,968,349.38 × 2,193,003,485.16 - Step 4: Simplify right side
7,167,289,563.60x = 23,576,911,059,035,189,248 - Step 5: Solve for x
x = 23,576,911,059,035,189,248/7,167,289,563.60 - Step 6: Final answer
x = 3,289,515,632.07
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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.