Finding the Fourth Proportional to 1,329,352,389.70, 1,992,246,187.75 and 1,034,603,424.99
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Solution
The fourth proportional to 1,329,352,389.70, 1,992,246,187.75 and 1,034,603,424.99 is: 1,550,517,940.35
Step by Step Solution
- Step 1: Write the proportion equation
1,329,352,389.70 : 1,992,246,187.75 = 1,034,603,424.99 : x - Step 2: Convert to fraction form
1,329,352,389.70/1,992,246,187.75 = 1,034,603,424.99/x - Step 3: Cross multiply
1,329,352,389.70x = 1,992,246,187.75 × 1,034,603,424.99 - Step 4: Simplify right side
1,329,352,389.70x = 2,061,184,729,266,833,920 - Step 5: Solve for x
x = 2,061,184,729,266,833,920/1,329,352,389.70 - Step 6: Final answer
x = 1,550,517,940.35
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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.