Finding the Fourth Proportional to 9,072,430,403.65, 13,608,645,605.48 and 7,235,770,307.65
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Solution
The fourth proportional to 9,072,430,403.65, 13,608,645,605.48 and 7,235,770,307.65 is: 10,853,655,461.48
Step by Step Solution
- Step 1: Write the proportion equation
9,072,430,403.65 : 13,608,645,605.48 = 7,235,770,307.65 : x - Step 2: Convert to fraction form
9,072,430,403.65/13,608,645,605.48 = 7,235,770,307.65/x - Step 3: Cross multiply
9,072,430,403.65x = 13,608,645,605.48 × 7,235,770,307.65 - Step 4: Simplify right side
9,072,430,403.65x = 98,469,033,799,427,653,632 - Step 5: Solve for x
x = 98,469,033,799,427,653,632/9,072,430,403.65 - Step 6: Final answer
x = 10,853,655,461.48
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1.5x scale
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.