Finding the Fourth Proportional to 86,894,396.46, 130,455,508.11 and 58,268,622.18
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Solution
The fourth proportional to 86,894,396.46, 130,455,508.11 and 58,268,622.18 is: 87,479,319.99
Step by Step Solution
- Step 1: Write the proportion equation
86,894,396.46 : 130,455,508.11 = 58,268,622.18 : x - Step 2: Convert to fraction form
86,894,396.46/130,455,508.11 = 58,268,622.18/x - Step 3: Cross multiply
86,894,396.46x = 130,455,508.11 × 58,268,622.18 - Step 4: Simplify right side
86,894,396.46x = 7,601,462,713,361,516 - Step 5: Solve for x
x = 7,601,462,713,361,516/86,894,396.46 - Step 6: Final answer
x = 87,479,319.99
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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.