Finding the Fourth Proportional to 384,374,087.08, 576,561,130.62 and 97,159,751.08
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Solution
The fourth proportional to 384,374,087.08, 576,561,130.62 and 97,159,751.08 is: 145,739,626.62
Step by Step Solution
- Step 1: Write the proportion equation
384,374,087.08 : 576,561,130.62 = 97,159,751.08 : x - Step 2: Convert to fraction form
384,374,087.08/576,561,130.62 = 97,159,751.08/x - Step 3: Cross multiply
384,374,087.08x = 576,561,130.62 × 97,159,751.08 - Step 4: Simplify right side
384,374,087.08x = 56,018,535,933,442,568 - Step 5: Solve for x
x = 56,018,535,933,442,568/384,374,087.08 - Step 6: Final answer
x = 145,739,626.62
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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.