Finding the Fourth Proportional to 98,397,878.04, 135,790,163.64 and 54,343,854
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Solution
The fourth proportional to 98,397,878.04, 135,790,163.64 and 54,343,854 is: 74,995,121.59
Step by Step Solution
- Step 1: Write the proportion equation
98,397,878.04 : 135,790,163.64 = 54,343,854 : x - Step 2: Convert to fraction form
98,397,878.04/135,790,163.64 = 54,343,854/x - Step 3: Cross multiply
98,397,878.04x = 135,790,163.64 × 54,343,854 - Step 4: Simplify right side
98,397,878.04x = 7,379,360,827,488,268 - Step 5: Solve for x
x = 7,379,360,827,488,268/98,397,878.04 - Step 6: Final answer
x = 74,995,121.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.