Finding the Fourth Proportional to 7,903,584,134.88, 11,839,568,489.04 and 4,754,060,164.08
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Solution
The fourth proportional to 7,903,584,134.88, 11,839,568,489.04 and 4,754,060,164.08 is: 7,121,581,797.96
Step by Step Solution
- Step 1: Write the proportion equation
7,903,584,134.88 : 11,839,568,489.04 = 4,754,060,164.08 : x - Step 2: Convert to fraction form
7,903,584,134.88/11,839,568,489.04 = 4,754,060,164.08/x - Step 3: Cross multiply
7,903,584,134.88x = 11,839,568,489.04 × 4,754,060,164.08 - Step 4: Simplify right side
7,903,584,134.88x = 56,286,020,913,641,906,176 - Step 5: Solve for x
x = 56,286,020,913,641,906,176/7,903,584,134.88 - Step 6: Final answer
x = 7,121,581,797.96
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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.