Finding the Fourth Proportional to 913,473,302.74, 1,260,449,168.14 and 532,058,110.00
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Solution
The fourth proportional to 913,473,302.74, 1,260,449,168.14 and 532,058,110.00 is: 734,156,324.15
Step by Step Solution
- Step 1: Write the proportion equation
913,473,302.74 : 1,260,449,168.14 = 532,058,110.00 : x - Step 2: Convert to fraction form
913,473,302.74/1,260,449,168.14 = 532,058,110.00/x - Step 3: Cross multiply
913,473,302.74x = 1,260,449,168.14 × 532,058,110.00 - Step 4: Simplify right side
913,473,302.74x = 670,632,202,147,159,424 - Step 5: Solve for x
x = 670,632,202,147,159,424/913,473,302.74 - Step 6: Final answer
x = 734,156,324.15
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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.