Finding the Fourth Proportional to 486,871,197.44, 671,671,124.52 and 322,088,270.72
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Solution
The fourth proportional to 486,871,197.44, 671,671,124.52 and 322,088,270.72 is: 444,342,142.49
Step by Step Solution
- Step 1: Write the proportion equation
486,871,197.44 : 671,671,124.52 = 322,088,270.72 : x - Step 2: Convert to fraction form
486,871,197.44/671,671,124.52 = 322,088,270.72/x - Step 3: Cross multiply
486,871,197.44x = 671,671,124.52 × 322,088,270.72 - Step 4: Simplify right side
486,871,197.44x = 216,337,390,989,204,608 - Step 5: Solve for x
x = 216,337,390,989,204,608/486,871,197.44 - Step 6: Final answer
x = 444,342,142.49
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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.