Finding the Fourth Proportional to 4,181,474,645.51, 6,272,420,385.87 and 1,193,980,828.80
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Solution
The fourth proportional to 4,181,474,645.51, 6,272,420,385.87 and 1,193,980,828.80 is: 1,791,030,754.89
Step by Step Solution
- Step 1: Write the proportion equation
4,181,474,645.51 : 6,272,420,385.87 = 1,193,980,828.80 : x - Step 2: Convert to fraction form
4,181,474,645.51/6,272,420,385.87 = 1,193,980,828.80/x - Step 3: Cross multiply
4,181,474,645.51x = 6,272,420,385.87 × 1,193,980,828.80 - Step 4: Simplify right side
4,181,474,645.51x = 7,489,149,690,903,077,888 - Step 5: Solve for x
x = 7,489,149,690,903,077,888/4,181,474,645.51 - Step 6: Final answer
x = 1,791,030,754.89
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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.