Finding the Fourth Proportional to 913,473,290.73, 1,260,449,151.61 and 532,058,097.99
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Solution
The fourth proportional to 913,473,290.73, 1,260,449,151.61 and 532,058,097.99 is: 734,156,307.61
Step by Step Solution
- Step 1: Write the proportion equation
913,473,290.73 : 1,260,449,151.61 = 532,058,097.99 : x - Step 2: Convert to fraction form
913,473,290.73/1,260,449,151.61 = 532,058,097.99/x - Step 3: Cross multiply
913,473,290.73x = 1,260,449,151.61 × 532,058,097.99 - Step 4: Simplify right side
913,473,290.73x = 670,632,178,224,622,976 - Step 5: Solve for x
x = 670,632,178,224,622,976/913,473,290.73 - Step 6: Final answer
x = 734,156,307.61
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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.