Finding the Fourth Proportional to 108,165,847.74, 162,135,397.52 and 39,965,040.06
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Solution
The fourth proportional to 108,165,847.74, 162,135,397.52 and 39,965,040.06 is: 59,905,670.71
Step by Step Solution
- Step 1: Write the proportion equation
108,165,847.74 : 162,135,397.52 = 39,965,040.06 : x - Step 2: Convert to fraction form
108,165,847.74/162,135,397.52 = 39,965,040.06/x - Step 3: Cross multiply
108,165,847.74x = 162,135,397.52 × 39,965,040.06 - Step 4: Simplify right side
108,165,847.74x = 6,479,747,656,597,464 - Step 5: Solve for x
x = 6,479,747,656,597,464/108,165,847.74 - Step 6: Final answer
x = 59,905,670.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.