Finding the Fourth Proportional to 2,107,409,396.12, 2,908,222,694.62 and 1,154,813,361.74
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Solution
The fourth proportional to 2,107,409,396.12, 2,908,222,694.62 and 1,154,813,361.74 is: 1,593,641,194.18
Step by Step Solution
- Step 1: Write the proportion equation
2,107,409,396.12 : 2,908,222,694.62 = 1,154,813,361.74 : x - Step 2: Convert to fraction form
2,107,409,396.12/2,908,222,694.62 = 1,154,813,361.74/x - Step 3: Cross multiply
2,107,409,396.12x = 2,908,222,694.62 × 1,154,813,361.74 - Step 4: Simplify right side
2,107,409,396.12x = 3,358,454,426,662,683,648 - Step 5: Solve for x
x = 3,358,454,426,662,683,648/2,107,409,396.12 - Step 6: Final answer
x = 1,593,641,194.18
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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.