Finding the Fourth Proportional to 7,323,293,356.84, 10,106,073,541.30 and 3,981,791,639.08
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Solution
The fourth proportional to 7,323,293,356.84, 10,106,073,541.30 and 3,981,791,639.08 is: 5,494,833,699.80
Step by Step Solution
- Step 1: Write the proportion equation
7,323,293,356.84 : 10,106,073,541.30 = 3,981,791,639.08 : x - Step 2: Convert to fraction form
7,323,293,356.84/10,106,073,541.30 = 3,981,791,639.08/x - Step 3: Cross multiply
7,323,293,356.84x = 10,106,073,541.30 × 3,981,791,639.08 - Step 4: Simplify right side
7,323,293,356.84x = 40,240,279,130,675,945,472 - Step 5: Solve for x
x = 40,240,279,130,675,945,472/7,323,293,356.84 - Step 6: Final answer
x = 5,494,833,699.80
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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.