Finding the Fourth Proportional to 214,781,364.32, 296,388,722.16 and 125,481,585.92
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Solution
The fourth proportional to 214,781,364.32, 296,388,722.16 and 125,481,585.92 is: 173,159,002.99
Step by Step Solution
- Step 1: Write the proportion equation
214,781,364.32 : 296,388,722.16 = 125,481,585.92 : x - Step 2: Convert to fraction form
214,781,364.32/296,388,722.16 = 125,481,585.92/x - Step 3: Cross multiply
214,781,364.32x = 296,388,722.16 × 125,481,585.92 - Step 4: Simplify right side
214,781,364.32x = 37,191,326,905,439,048 - Step 5: Solve for x
x = 37,191,326,905,439,048/214,781,364.32 - Step 6: Final answer
x = 173,159,002.99
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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.