Finding the Fourth Proportional to 185,813,100.18, 278,701,639.74 and 56,421,847.68
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Solution
The fourth proportional to 185,813,100.18, 278,701,639.74 and 56,421,847.68 is: 84,627,302.65
Step by Step Solution
- Step 1: Write the proportion equation
185,813,100.18 : 278,701,639.74 = 56,421,847.68 : x - Step 2: Convert to fraction form
185,813,100.18/278,701,639.74 = 56,421,847.68/x - Step 3: Cross multiply
185,813,100.18x = 278,701,639.74 × 56,421,847.68 - Step 4: Simplify right side
185,813,100.18x = 15,724,861,465,576,516 - Step 5: Solve for x
x = 15,724,861,465,576,516/185,813,100.18 - Step 6: Final answer
x = 84,627,302.65
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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.