Finding the Fourth Proportional to 841,230,283.19, 1,260,717,497.58 and 654,709,449.19
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Solution
The fourth proportional to 841,230,283.19, 1,260,717,497.58 and 654,709,449.19 is: 981,186,334.97
Step by Step Solution
- Step 1: Write the proportion equation
841,230,283.19 : 1,260,717,497.58 = 654,709,449.19 : x - Step 2: Convert to fraction form
841,230,283.19/1,260,717,497.58 = 654,709,449.19/x - Step 3: Cross multiply
841,230,283.19x = 1,260,717,497.58 × 654,709,449.19 - Step 4: Simplify right side
841,230,283.19x = 825,403,658,424,796,928 - Step 5: Solve for x
x = 825,403,658,424,796,928/841,230,283.19 - Step 6: Final answer
x = 981,186,334.97
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.