Finding the Fourth Proportional to 4,894,571,293.96, 6,754,509,357.60 and 2,666,903,482.12
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Solution
The fourth proportional to 4,894,571,293.96, 6,754,509,357.60 and 2,666,903,482.12 is: 3,680,327,334.90
Step by Step Solution
- Step 1: Write the proportion equation
4,894,571,293.96 : 6,754,509,357.60 = 2,666,903,482.12 : x - Step 2: Convert to fraction form
4,894,571,293.96/6,754,509,357.60 = 2,666,903,482.12/x - Step 3: Cross multiply
4,894,571,293.96x = 6,754,509,357.60 × 2,666,903,482.12 - Step 4: Simplify right side
4,894,571,293.96x = 18,013,624,525,795,563,520 - Step 5: Solve for x
x = 18,013,624,525,795,563,520/4,894,571,293.96 - Step 6: Final answer
x = 3,680,327,334.90
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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.