Finding the Fourth Proportional to 163,482,056.64, 244,980,918.45 and 134,541,420.03
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Solution
The fourth proportional to 163,482,056.64, 244,980,918.45 and 134,541,420.03 is: 201,612,833.40
Step by Step Solution
- Step 1: Write the proportion equation
163,482,056.64 : 244,980,918.45 = 134,541,420.03 : x - Step 2: Convert to fraction form
163,482,056.64/244,980,918.45 = 134,541,420.03/x - Step 3: Cross multiply
163,482,056.64x = 244,980,918.45 × 134,541,420.03 - Step 4: Simplify right side
163,482,056.64x = 32,960,080,648,516,624 - Step 5: Solve for x
x = 32,960,080,648,516,624/163,482,056.64 - Step 6: Final answer
x = 201,612,833.40
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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.