Finding the Fourth Proportional to 92,437,260.70, 138,655,891.05 and 65,563,404.70
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Solution
The fourth proportional to 92,437,260.70, 138,655,891.05 and 65,563,404.70 is: 98,345,107.05
Step by Step Solution
- Step 1: Write the proportion equation
92,437,260.70 : 138,655,891.05 = 65,563,404.70 : x - Step 2: Convert to fraction form
92,437,260.70/138,655,891.05 = 65,563,404.70/x - Step 3: Cross multiply
92,437,260.70x = 138,655,891.05 × 65,563,404.70 - Step 4: Simplify right side
92,437,260.70x = 9,090,752,298,950,260 - Step 5: Solve for x
x = 9,090,752,298,950,260/92,437,260.70 - Step 6: Final answer
x = 98,345,107.05
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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.