Finding the Fourth Proportional to 169,470,335.20, 254,205,502.80 and 48,286,040.80
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Solution
The fourth proportional to 169,470,335.20, 254,205,502.80 and 48,286,040.80 is: 72,429,061.20
Step by Step Solution
- Step 1: Write the proportion equation
169,470,335.20 : 254,205,502.80 = 48,286,040.80 : x - Step 2: Convert to fraction form
169,470,335.20/254,205,502.80 = 48,286,040.80/x - Step 3: Cross multiply
169,470,335.20x = 254,205,502.80 × 48,286,040.80 - Step 4: Simplify right side
169,470,335.20x = 12,274,577,279,785,314 - Step 5: Solve for x
x = 12,274,577,279,785,314/169,470,335.20 - Step 6: Final answer
x = 72,429,061.20
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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.