Finding the Fourth Proportional to 731,472,770,621.08, 1,097,209,155,931.70 and 731,472,770,621.08
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Solution
The fourth proportional to 731,472,770,621.08, 1,097,209,155,931.70 and 731,472,770,621.08 is: 1,097,209,155,931.70
Step by Step Solution
- Step 1: Write the proportion equation
731,472,770,621.08 : 1,097,209,155,931.70 = 731,472,770,621.08 : x - Step 2: Convert to fraction form
731,472,770,621.08/1,097,209,155,931.70 = 731,472,770,621.08/x - Step 3: Cross multiply
731,472,770,621.08x = 1,097,209,155,931.70 × 731,472,770,621.08 - Step 4: Simplify right side
731,472,770,621.08x = 802,578,621,240,177,145,675,776 - Step 5: Solve for x
x = 802,578,621,240,177,145,675,776/731,472,770,621.08 - Step 6: Final answer
x = 1,097,209,155,931.70
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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.