Finding the Fourth Proportional to 4,622,680,482.84, 6,379,218,617.94 and 2,813,538,402.36
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Solution
The fourth proportional to 4,622,680,482.84, 6,379,218,617.94 and 2,813,538,402.36 is: 3,882,634,031.33
Step by Step Solution
- Step 1: Write the proportion equation
4,622,680,482.84 : 6,379,218,617.94 = 2,813,538,402.36 : x - Step 2: Convert to fraction form
4,622,680,482.84/6,379,218,617.94 = 2,813,538,402.36/x - Step 3: Cross multiply
4,622,680,482.84x = 6,379,218,617.94 × 2,813,538,402.36 - Step 4: Simplify right side
4,622,680,482.84x = 17,948,176,558,624,073,728 - Step 5: Solve for x
x = 17,948,176,558,624,073,728/4,622,680,482.84 - Step 6: Final answer
x = 3,882,634,031.33
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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.