Finding the Fourth Proportional to 98,448,274.08, 135,861,358.86 and 54,398,125.62
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Solution
The fourth proportional to 98,448,274.08, 135,861,358.86 and 54,398,125.62 is: 75,070,927.71
Step by Step Solution
- Step 1: Write the proportion equation
98,448,274.08 : 135,861,358.86 = 54,398,125.62 : x - Step 2: Convert to fraction form
98,448,274.08/135,861,358.86 = 54,398,125.62/x - Step 3: Cross multiply
98,448,274.08x = 135,861,358.86 × 54,398,125.62 - Step 4: Simplify right side
98,448,274.08x = 7,390,603,266,170,180 - Step 5: Solve for x
x = 7,390,603,266,170,180/98,448,274.08 - Step 6: Final answer
x = 75,070,927.71
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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.