Finding the Fourth Proportional to 7,364,754,764.80, 11,047,132,147.20 and 2,124,533,928.40
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Solution
The fourth proportional to 7,364,754,764.80, 11,047,132,147.20 and 2,124,533,928.40 is: 3,186,800,892.60
Step by Step Solution
- Step 1: Write the proportion equation
7,364,754,764.80 : 11,047,132,147.20 = 2,124,533,928.40 : x - Step 2: Convert to fraction form
7,364,754,764.80/11,047,132,147.20 = 2,124,533,928.40/x - Step 3: Cross multiply
7,364,754,764.80x = 11,047,132,147.20 × 2,124,533,928.40 - Step 4: Simplify right side
7,364,754,764.80x = 23,470,007,058,244,747,264 - Step 5: Solve for x
x = 23,470,007,058,244,747,264/7,364,754,764.80 - Step 6: Final answer
x = 3,186,800,892.60
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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.