Finding the Fourth Proportional to 1,602,186,478.56, 2,210,313,027.12 and 966,752,532.96
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Solution
The fourth proportional to 1,602,186,478.56, 2,210,313,027.12 and 966,752,532.96 is: 1,333,693,515.83
Step by Step Solution
- Step 1: Write the proportion equation
1,602,186,478.56 : 2,210,313,027.12 = 966,752,532.96 : x - Step 2: Convert to fraction form
1,602,186,478.56/2,210,313,027.12 = 966,752,532.96/x - Step 3: Cross multiply
1,602,186,478.56x = 2,210,313,027.12 × 966,752,532.96 - Step 4: Simplify right side
1,602,186,478.56x = 2,136,825,717,602,745,088 - Step 5: Solve for x
x = 2,136,825,717,602,745,088/1,602,186,478.56 - Step 6: Final answer
x = 1,333,693,515.83
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.