Finding the Fourth Proportional to 1,552,174,415.40, 2,328,261,623.10 and 1,409,323,074.60
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Solution
The fourth proportional to 1,552,174,415.40, 2,328,261,623.10 and 1,409,323,074.60 is: 2,113,984,611.90
Step by Step Solution
- Step 1: Write the proportion equation
1,552,174,415.40 : 2,328,261,623.10 = 1,409,323,074.60 : x - Step 2: Convert to fraction form
1,552,174,415.40/2,328,261,623.10 = 1,409,323,074.60/x - Step 3: Cross multiply
1,552,174,415.40x = 2,328,261,623.10 × 1,409,323,074.60 - Step 4: Simplify right side
1,552,174,415.40x = 3,281,272,829,140,477,952 - Step 5: Solve for x
x = 3,281,272,829,140,477,952/1,552,174,415.40 - Step 6: Final answer
x = 2,113,984,611.90
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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.