Finding the Fourth Proportional to 602,203,605.13, 831,055,304.60 and 337,905,145.99
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Solution
The fourth proportional to 602,203,605.13, 831,055,304.60 and 337,905,145.99 is: 466,317,141.97
Step by Step Solution
- Step 1: Write the proportion equation
602,203,605.13 : 831,055,304.60 = 337,905,145.99 : x - Step 2: Convert to fraction form
602,203,605.13/831,055,304.60 = 337,905,145.99/x - Step 3: Cross multiply
602,203,605.13x = 831,055,304.60 × 337,905,145.99 - Step 4: Simplify right side
602,203,605.13x = 280,817,864,026,626,944 - Step 5: Solve for x
x = 280,817,864,026,626,944/602,203,605.13 - Step 6: Final answer
x = 466,317,141.97
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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.