Finding the Fourth Proportional to 4,871,829,322.62, 6,723,188,962.47 and 2,644,188,214.14
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Solution
The fourth proportional to 4,871,829,322.62, 6,723,188,962.47 and 2,644,188,214.14 is: 3,649,014,741.44
Step by Step Solution
- Step 1: Write the proportion equation
4,871,829,322.62 : 6,723,188,962.47 = 2,644,188,214.14 : x - Step 2: Convert to fraction form
4,871,829,322.62/6,723,188,962.47 = 2,644,188,214.14/x - Step 3: Cross multiply
4,871,829,322.62x = 6,723,188,962.47 × 2,644,188,214.14 - Step 4: Simplify right side
4,871,829,322.62x = 17,777,377,015,999,307,776 - Step 5: Solve for x
x = 17,777,377,015,999,307,776/4,871,829,322.62 - Step 6: Final answer
x = 3,649,014,741.44
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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.