Finding the Fourth Proportional to 369,852,050.28, 510,394,555.36 and 213,218,410.44
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Solution
The fourth proportional to 369,852,050.28, 510,394,555.36 and 213,218,410.44 is: 294,240,671.94
Step by Step Solution
- Step 1: Write the proportion equation
369,852,050.28 : 510,394,555.36 = 213,218,410.44 : x - Step 2: Convert to fraction form
369,852,050.28/510,394,555.36 = 213,218,410.44/x - Step 3: Cross multiply
369,852,050.28x = 510,394,555.36 × 213,218,410.44 - Step 4: Simplify right side
369,852,050.28x = 108,825,515,791,089,776 - Step 5: Solve for x
x = 108,825,515,791,089,776/369,852,050.28 - Step 6: Final answer
x = 294,240,671.94
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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.