Finding the Fourth Proportional to 98,371,817.11, 135,704,075.25 and 58,651,334.48
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Solution
The fourth proportional to 98,371,817.11, 135,704,075.25 and 58,651,334.48 is: 80,909,607.46
Step by Step Solution
- Step 1: Write the proportion equation
98,371,817.11 : 135,704,075.25 = 58,651,334.48 : x - Step 2: Convert to fraction form
98,371,817.11/135,704,075.25 = 58,651,334.48/x - Step 3: Cross multiply
98,371,817.11x = 135,704,075.25 × 58,651,334.48 - Step 4: Simplify right side
98,371,817.11x = 7,959,225,107,582,707 - Step 5: Solve for x
x = 7,959,225,107,582,707/98,371,817.11 - Step 6: Final answer
x = 80,909,607.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.