Finding the Fourth Proportional to 175,493,023.20, 263,239,534.80 and 124,474,687.20
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Solution
The fourth proportional to 175,493,023.20, 263,239,534.80 and 124,474,687.20 is: 186,712,030.80
Step by Step Solution
- Step 1: Write the proportion equation
175,493,023.20 : 263,239,534.80 = 124,474,687.20 : x - Step 2: Convert to fraction form
175,493,023.20/263,239,534.80 = 124,474,687.20/x - Step 3: Cross multiply
175,493,023.20x = 263,239,534.80 × 124,474,687.20 - Step 4: Simplify right side
175,493,023.20x = 32,766,658,752,903,516 - Step 5: Solve for x
x = 32,766,658,752,903,516/175,493,023.20 - Step 6: Final answer
x = 186,712,030.80
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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.