Finding the Fourth Proportional to 97,425,847.08, 145,983,318.66 and 71,397,518.10
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Solution
The fourth proportional to 97,425,847.08, 145,983,318.66 and 71,397,518.10 is: 106,982,355.80
Step by Step Solution
- Step 1: Write the proportion equation
97,425,847.08 : 145,983,318.66 = 71,397,518.10 : x - Step 2: Convert to fraction form
97,425,847.08/145,983,318.66 = 71,397,518.10/x - Step 3: Cross multiply
97,425,847.08x = 145,983,318.66 × 71,397,518.10 - Step 4: Simplify right side
97,425,847.08x = 10,422,846,636,325,416 - Step 5: Solve for x
x = 10,422,846,636,325,416/97,425,847.08 - Step 6: Final answer
x = 106,982,355.80
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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.