Finding the Fourth Proportional to 267,420,323.76, 368,904,228.84 and 174,655,132.08
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Solution
The fourth proportional to 267,420,323.76, 368,904,228.84 and 174,655,132.08 is: 240,935,378.09
Step by Step Solution
- Step 1: Write the proportion equation
267,420,323.76 : 368,904,228.84 = 174,655,132.08 : x - Step 2: Convert to fraction form
267,420,323.76/368,904,228.84 = 174,655,132.08/x - Step 3: Cross multiply
267,420,323.76x = 368,904,228.84 × 174,655,132.08 - Step 4: Simplify right side
267,420,323.76x = 64,431,016,812,920,744 - Step 5: Solve for x
x = 64,431,016,812,920,744/267,420,323.76 - Step 6: Final answer
x = 240,935,378.09
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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.