Finding the Fourth Proportional to 130,448,906.16, 195,668,252.22 and 44,187,312.79
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Solution
The fourth proportional to 130,448,906.16, 195,668,252.22 and 44,187,312.79 is: 66,279,239.27
Step by Step Solution
- Step 1: Write the proportion equation
130,448,906.16 : 195,668,252.22 = 44,187,312.79 : x - Step 2: Convert to fraction form
130,448,906.16/195,668,252.22 = 44,187,312.79/x - Step 3: Cross multiply
130,448,906.16x = 195,668,252.22 × 44,187,312.79 - Step 4: Simplify right side
130,448,906.16x = 8,646,054,263,917,752 - Step 5: Solve for x
x = 8,646,054,263,917,752/130,448,906.16 - Step 6: Final answer
x = 66,279,239.27
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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.