Finding the Fourth Proportional to 79,722,427.59, 119,540,367.88 and 35,951,973.08
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Solution
The fourth proportional to 79,722,427.59, 119,540,367.88 and 35,951,973.08 is: 53,908,444.80
Step by Step Solution
- Step 1: Write the proportion equation
79,722,427.59 : 119,540,367.88 = 35,951,973.08 : x - Step 2: Convert to fraction form
79,722,427.59/119,540,367.88 = 35,951,973.08/x - Step 3: Cross multiply
79,722,427.59x = 119,540,367.88 × 35,951,973.08 - Step 4: Simplify right side
79,722,427.59x = 4,297,712,087,307,475 - Step 5: Solve for x
x = 4,297,712,087,307,475/79,722,427.59 - Step 6: Final answer
x = 53,908,444.80
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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.