Finding the Fourth Proportional to 283,921,252.80, 425,881,879.20 and 102,144,811.20
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Solution
The fourth proportional to 283,921,252.80, 425,881,879.20 and 102,144,811.20 is: 153,217,216.80
Step by Step Solution
- Step 1: Write the proportion equation
283,921,252.80 : 425,881,879.20 = 102,144,811.20 : x - Step 2: Convert to fraction form
283,921,252.80/425,881,879.20 = 102,144,811.20/x - Step 3: Cross multiply
283,921,252.80x = 425,881,879.20 × 102,144,811.20 - Step 4: Simplify right side
283,921,252.80x = 43,501,624,144,385,208 - Step 5: Solve for x
x = 43,501,624,144,385,208/283,921,252.80 - Step 6: Final answer
x = 153,217,216.80
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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.