Finding the Fourth Proportional to 1,461,180,965.22, 2,192,136,895.62 and 426,041,846.19
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Solution
The fourth proportional to 1,461,180,965.22, 2,192,136,895.62 and 426,041,846.19 is: 639,169,324.23
Step by Step Solution
- Step 1: Write the proportion equation
1,461,180,965.22 : 2,192,136,895.62 = 426,041,846.19 : x - Step 2: Convert to fraction form
1,461,180,965.22/2,192,136,895.62 = 426,041,846.19/x - Step 3: Cross multiply
1,461,180,965.22x = 2,192,136,895.62 × 426,041,846.19 - Step 4: Simplify right side
1,461,180,965.22x = 933,942,050,111,160,064 - Step 5: Solve for x
x = 933,942,050,111,160,064/1,461,180,965.22 - Step 6: Final answer
x = 639,169,324.23
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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.