Finding the Fourth Proportional to 95,479,643.74, 131,785,114 and 58,341,197.38
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Solution
The fourth proportional to 95,479,643.74, 131,785,114 and 58,341,197.38 is: 80,525,031.79
Step by Step Solution
- Step 1: Write the proportion equation
95,479,643.74 : 131,785,114 = 58,341,197.38 : x - Step 2: Convert to fraction form
95,479,643.74/131,785,114 = 58,341,197.38/x - Step 3: Cross multiply
95,479,643.74x = 131,785,114 × 58,341,197.38 - Step 4: Simplify right side
95,479,643.74x = 7,688,501,347,619,802 - Step 5: Solve for x
x = 7,688,501,347,619,802/95,479,643.74 - Step 6: Final answer
x = 80,525,031.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.