Finding the Fourth Proportional to 175,908,664.36, 263,862,821.34 and 120,521,927.08
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Solution
The fourth proportional to 175,908,664.36, 263,862,821.34 and 120,521,927.08 is: 180,782,770.58
Step by Step Solution
- Step 1: Write the proportion equation
175,908,664.36 : 263,862,821.34 = 120,521,927.08 : x - Step 2: Convert to fraction form
175,908,664.36/263,862,821.34 = 120,521,927.08/x - Step 3: Cross multiply
175,908,664.36x = 263,862,821.34 × 120,521,927.08 - Step 4: Simplify right side
175,908,664.36x = 31,801,255,712,662,548 - Step 5: Solve for x
x = 31,801,255,712,662,548/175,908,664.36 - Step 6: Final answer
x = 180,782,770.58
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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.