Finding the Fourth Proportional to 98,198,259.99, 147,287,825.60 and 39,909,432.84
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Solution
The fourth proportional to 98,198,259.99, 147,287,825.60 and 39,909,432.84 is: 59,860,262.13
Step by Step Solution
- Step 1: Write the proportion equation
98,198,259.99 : 147,287,825.60 = 39,909,432.84 : x - Step 2: Convert to fraction form
98,198,259.99/147,287,825.60 = 39,909,432.84/x - Step 3: Cross multiply
98,198,259.99x = 147,287,825.60 × 39,909,432.84 - Step 4: Simplify right side
98,198,259.99x = 5,878,173,583,932,833 - Step 5: Solve for x
x = 5,878,173,583,932,833/98,198,259.99 - Step 6: Final answer
x = 59,860,262.13
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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.