Finding the Fourth Proportional to 2,022,145,820.84, 2,790,571,551.90 and 1,130,087,435.96
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Solution
The fourth proportional to 2,022,145,820.84, 2,790,571,551.90 and 1,130,087,435.96 is: 1,559,526,428.53
Step by Step Solution
- Step 1: Write the proportion equation
2,022,145,820.84 : 2,790,571,551.90 = 1,130,087,435.96 : x - Step 2: Convert to fraction form
2,022,145,820.84/2,790,571,551.90 = 1,130,087,435.96/x - Step 3: Cross multiply
2,022,145,820.84x = 2,790,571,551.90 × 1,130,087,435.96 - Step 4: Simplify right side
2,022,145,820.84x = 3,153,589,849,949,589,504 - Step 5: Solve for x
x = 3,153,589,849,949,589,504/2,022,145,820.84 - Step 6: Final answer
x = 1,559,526,428.53
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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.