Finding the Fourth Proportional to 98,311,617.97, 147,450,985.50 and 36,050,066.36
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Solution
The fourth proportional to 98,311,617.97, 147,450,985.50 and 36,050,066.36 is: 54,069,070.59
Step by Step Solution
- Step 1: Write the proportion equation
98,311,617.97 : 147,450,985.50 = 36,050,066.36 : x - Step 2: Convert to fraction form
98,311,617.97/147,450,985.50 = 36,050,066.36/x - Step 3: Cross multiply
98,311,617.97x = 147,450,985.50 × 36,050,066.36 - Step 4: Simplify right side
98,311,617.97x = 5,315,617,812,122,398 - Step 5: Solve for x
x = 5,315,617,812,122,398/98,311,617.97 - Step 6: Final answer
x = 54,069,070.59
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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.