Finding the Fourth Proportional to 134,140,802.70, 201,211,204.05 and 49,073,436.30
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Solution
The fourth proportional to 134,140,802.70, 201,211,204.05 and 49,073,436.30 is: 73,610,154.45
Step by Step Solution
- Step 1: Write the proportion equation
134,140,802.70 : 201,211,204.05 = 49,073,436.30 : x - Step 2: Convert to fraction form
134,140,802.70/201,211,204.05 = 49,073,436.30/x - Step 3: Cross multiply
134,140,802.70x = 201,211,204.05 × 49,073,436.30 - Step 4: Simplify right side
134,140,802.70x = 9,874,125,204,793,978 - Step 5: Solve for x
x = 9,874,125,204,793,978/134,140,802.70 - Step 6: Final answer
x = 73,610,154.45
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1.5x scale
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.