Finding the Fourth Proportional to 1,587,188,588.22, 2,379,451,122.99 and 701,730,989.19
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Solution
The fourth proportional to 1,587,188,588.22, 2,379,451,122.99 and 701,730,989.19 is: 1,052,007,683.69
Step by Step Solution
- Step 1: Write the proportion equation
1,587,188,588.22 : 2,379,451,122.99 = 701,730,989.19 : x - Step 2: Convert to fraction form
1,587,188,588.22/2,379,451,122.99 = 701,730,989.19/x - Step 3: Cross multiply
1,587,188,588.22x = 2,379,451,122.99 × 701,730,989.19 - Step 4: Simplify right side
1,587,188,588.22x = 1,669,734,590,265,029,120 - Step 5: Solve for x
x = 1,669,734,590,265,029,120/1,587,188,588.22 - Step 6: Final answer
x = 1,052,007,683.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.