Finding the Fourth Proportional to 7,999,185,266.68, 11,038,874,722.24 and 4,784,094,760.18
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Solution
The fourth proportional to 7,999,185,266.68, 11,038,874,722.24 and 4,784,094,760.18 is: 6,602,050,203.40
Step by Step Solution
- Step 1: Write the proportion equation
7,999,185,266.68 : 11,038,874,722.24 = 4,784,094,760.18 : x - Step 2: Convert to fraction form
7,999,185,266.68/11,038,874,722.24 = 4,784,094,760.18/x - Step 3: Cross multiply
7,999,185,266.68x = 11,038,874,722.24 × 4,784,094,760.18 - Step 4: Simplify right side
7,999,185,266.68x = 52,811,022,716,951,838,720 - Step 5: Solve for x
x = 52,811,022,716,951,838,720/7,999,185,266.68 - Step 6: Final answer
x = 6,602,050,203.40
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1.5x scale
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.