Finding the Fourth Proportional to 2,422,559,010.72, 3,633,867,450.08 and 675,655,461.42
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Solution
The fourth proportional to 2,422,559,010.72, 3,633,867,450.08 and 675,655,461.42 is: 1,013,491,261.87
Step by Step Solution
- Step 1: Write the proportion equation
2,422,559,010.72 : 3,633,867,450.08 = 675,655,461.42 : x - Step 2: Convert to fraction form
2,422,559,010.72/3,633,867,450.08 = 675,655,461.42/x - Step 3: Cross multiply
2,422,559,010.72x = 3,633,867,450.08 × 675,655,461.42 - Step 4: Simplify right side
2,422,559,010.72x = 2,455,242,388,722,920,960 - Step 5: Solve for x
x = 2,455,242,388,722,920,960/2,422,559,010.72 - Step 6: Final answer
x = 1,013,491,261.87
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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.