Finding the Fourth Proportional to 1,450,581,478.68, 2,176,332,187.74 and 517,884,327.84
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Solution
The fourth proportional to 1,450,581,478.68, 2,176,332,187.74 and 517,884,327.84 is: 776,990,709.43
Step by Step Solution
- Step 1: Write the proportion equation
1,450,581,478.68 : 2,176,332,187.74 = 517,884,327.84 : x - Step 2: Convert to fraction form
1,450,581,478.68/2,176,332,187.74 = 517,884,327.84/x - Step 3: Cross multiply
1,450,581,478.68x = 2,176,332,187.74 × 517,884,327.84 - Step 4: Simplify right side
1,450,581,478.68x = 1,127,088,332,204,286,464 - Step 5: Solve for x
x = 1,127,088,332,204,286,464/1,450,581,478.68 - Step 6: Final answer
x = 776,990,709.43
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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.