Finding the Fourth Proportional to 83,490,713.23, 125,270,804.67 and 36,780,292.99
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Solution
The fourth proportional to 83,490,713.23, 125,270,804.67 and 36,780,292.99 is: 55,185,741.27
Step by Step Solution
- Step 1: Write the proportion equation
83,490,713.23 : 125,270,804.67 = 36,780,292.99 : x - Step 2: Convert to fraction form
83,490,713.23/125,270,804.67 = 36,780,292.99/x - Step 3: Cross multiply
83,490,713.23x = 125,270,804.67 × 36,780,292.99 - Step 4: Simplify right side
83,490,713.23x = 4,607,496,898,855,661 - Step 5: Solve for x
x = 4,607,496,898,855,661/83,490,713.23 - Step 6: Final answer
x = 55,185,741.27
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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.