Finding the Fourth Proportional to 99,403,301.70, 149,104,952.55 and 27,599,717.70
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Solution
The fourth proportional to 99,403,301.70, 149,104,952.55 and 27,599,717.70 is: 41,399,576.55
Step by Step Solution
- Step 1: Write the proportion equation
99,403,301.70 : 149,104,952.55 = 27,599,717.70 : x - Step 2: Convert to fraction form
99,403,301.70/149,104,952.55 = 27,599,717.70/x - Step 3: Cross multiply
99,403,301.70x = 149,104,952.55 × 27,599,717.70 - Step 4: Simplify right side
99,403,301.70x = 4,115,254,598,051,895.50 - Step 5: Solve for x
x = 4,115,254,598,051,895.50/99,403,301.70 - Step 6: Final answer
x = 41,399,576.55
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1.5x scale
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.