Finding the Fourth Proportional to 70,902,080.92, 97,844,776.97 and 38,307,032.92
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Solution
The fourth proportional to 70,902,080.92, 97,844,776.97 and 38,307,032.92 is: 52,863,654.27
Step by Step Solution
- Step 1: Write the proportion equation
70,902,080.92 : 97,844,776.97 = 38,307,032.92 : x - Step 2: Convert to fraction form
70,902,080.92/97,844,776.97 = 38,307,032.92/x - Step 3: Cross multiply
70,902,080.92x = 97,844,776.97 × 38,307,032.92 - Step 4: Simplify right side
70,902,080.92x = 3,748,143,092,439,848 - Step 5: Solve for x
x = 3,748,143,092,439,848/70,902,080.92 - Step 6: Final answer
x = 52,863,654.27
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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.