Finding the Fourth Proportional to 3,875,587,985.44, 5,804,877,362.91 and 3,203,990,408.53
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Solution
The fourth proportional to 3,875,587,985.44, 5,804,877,362.91 and 3,203,990,408.53 is: 4,798,954,755.60
Step by Step Solution
- Step 1: Write the proportion equation
3,875,587,985.44 : 5,804,877,362.91 = 3,203,990,408.53 : x - Step 2: Convert to fraction form
3,875,587,985.44/5,804,877,362.91 = 3,203,990,408.53/x - Step 3: Cross multiply
3,875,587,985.44x = 5,804,877,362.91 × 3,203,990,408.53 - Step 4: Simplify right side
3,875,587,985.44x = 18,598,771,393,456,562,176 - Step 5: Solve for x
x = 18,598,771,393,456,562,176/3,875,587,985.44 - Step 6: Final answer
x = 4,798,954,755.60
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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.