Finding the Fourth Proportional to 97,055,054.44, 145,654,885.97 and 71,214,130.69
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Solution
The fourth proportional to 97,055,054.44, 145,654,885.97 and 71,214,130.69 is: 106,874,249.31
Step by Step Solution
- Step 1: Write the proportion equation
97,055,054.44 : 145,654,885.97 = 71,214,130.69 : x - Step 2: Convert to fraction form
97,055,054.44/145,654,885.97 = 71,214,130.69/x - Step 3: Cross multiply
97,055,054.44x = 145,654,885.97 × 71,214,130.69 - Step 4: Simplify right side
97,055,054.44x = 10,372,686,085,104,626 - Step 5: Solve for x
x = 10,372,686,085,104,626/97,055,054.44 - Step 6: Final answer
x = 106,874,249.31
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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.