Finding the Fourth Proportional to 107,011,863.20, 160,517,794.80 and 26,232,831.20
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Solution
The fourth proportional to 107,011,863.20, 160,517,794.80 and 26,232,831.20 is: 39,349,246.80
Step by Step Solution
- Step 1: Write the proportion equation
107,011,863.20 : 160,517,794.80 = 26,232,831.20 : x - Step 2: Convert to fraction form
107,011,863.20/160,517,794.80 = 26,232,831.20/x - Step 3: Cross multiply
107,011,863.20x = 160,517,794.80 × 26,232,831.20 - Step 4: Simplify right side
107,011,863.20x = 4,210,836,215,584,638 - Step 5: Solve for x
x = 4,210,836,215,584,638/107,011,863.20 - Step 6: Final answer
x = 39,349,246.80
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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.