Finding the Fourth Proportional to 7,431,496,788.08, 11,132,535,240.54 and 6,499,871,580.94
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Solution
The fourth proportional to 7,431,496,788.08, 11,132,535,240.54 and 6,499,871,580.94 is: 9,736,941,493.39
Step by Step Solution
- Step 1: Write the proportion equation
7,431,496,788.08 : 11,132,535,240.54 = 6,499,871,580.94 : x - Step 2: Convert to fraction form
7,431,496,788.08/11,132,535,240.54 = 6,499,871,580.94/x - Step 3: Cross multiply
7,431,496,788.08x = 11,132,535,240.54 × 6,499,871,580.94 - Step 4: Simplify right side
7,431,496,788.08x = 72,360,049,433,833,512,960 - Step 5: Solve for x
x = 72,360,049,433,833,512,960/7,431,496,788.08 - Step 6: Final answer
x = 9,736,941,493.39
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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.