Finding the Fourth Proportional to 126,855,568.98, 175,065,488.28 and 71,102,010.78
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Solution
The fourth proportional to 126,855,568.98, 175,065,488.28 and 71,102,010.78 is: 98,123,466.99
Step by Step Solution
- Step 1: Write the proportion equation
126,855,568.98 : 175,065,488.28 = 71,102,010.78 : x - Step 2: Convert to fraction form
126,855,568.98/175,065,488.28 = 71,102,010.78/x - Step 3: Cross multiply
126,855,568.98x = 175,065,488.28 × 71,102,010.78 - Step 4: Simplify right side
126,855,568.98x = 12,447,508,234,890,524 - Step 5: Solve for x
x = 12,447,508,234,890,524/126,855,568.98 - Step 6: Final answer
x = 98,123,466.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.