Finding the Fourth Proportional to 555,011,665.76, 831,609,276.24 and 335,998,182.08
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Solution
The fourth proportional to 555,011,665.76, 831,609,276.24 and 335,998,182.08 is: 503,447,444.90
Step by Step Solution
- Step 1: Write the proportion equation
555,011,665.76 : 831,609,276.24 = 335,998,182.08 : x - Step 2: Convert to fraction form
555,011,665.76/831,609,276.24 = 335,998,182.08/x - Step 3: Cross multiply
555,011,665.76x = 831,609,276.24 × 335,998,182.08 - Step 4: Simplify right side
555,011,665.76x = 279,419,205,017,504,512 - Step 5: Solve for x
x = 279,419,205,017,504,512/555,011,665.76 - Step 6: Final answer
x = 503,447,444.90
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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.