Finding the Fourth Proportional to 386,683,752.96, 580,009,899.42 and 95,543,544.18
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Solution
The fourth proportional to 386,683,752.96, 580,009,899.42 and 95,543,544.18 is: 143,311,429.63
Step by Step Solution
- Step 1: Write the proportion equation
386,683,752.96 : 580,009,899.42 = 95,543,544.18 : x - Step 2: Convert to fraction form
386,683,752.96/580,009,899.42 = 95,543,544.18/x - Step 3: Cross multiply
386,683,752.96x = 580,009,899.42 × 95,543,544.18 - Step 4: Simplify right side
386,683,752.96x = 55,416,201,450,072,128 - Step 5: Solve for x
x = 55,416,201,450,072,128/386,683,752.96 - Step 6: Final answer
x = 143,311,429.63
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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.