Finding the Fourth Proportional to 559,561,076.87, 839,343,189.94 and 214,620,438.47
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Solution
The fourth proportional to 559,561,076.87, 839,343,189.94 and 214,620,438.47 is: 321,931,261.65
Step by Step Solution
- Step 1: Write the proportion equation
559,561,076.87 : 839,343,189.94 = 214,620,438.47 : x - Step 2: Convert to fraction form
559,561,076.87/839,343,189.94 = 214,620,438.47/x - Step 3: Cross multiply
559,561,076.87x = 839,343,189.94 × 214,620,438.47 - Step 4: Simplify right side
559,561,076.87x = 180,140,203,446,998,016 - Step 5: Solve for x
x = 180,140,203,446,998,016/559,561,076.87 - Step 6: Final answer
x = 321,931,261.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.