Finding the Fourth Proportional to 2,055,320,636.49, 2,835,856,334.63 and 1,163,247,344.19
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Solution
The fourth proportional to 2,055,320,636.49, 2,835,856,334.63 and 1,163,247,344.19 is: 1,605,006,192.80
Step by Step Solution
- Step 1: Write the proportion equation
2,055,320,636.49 : 2,835,856,334.63 = 1,163,247,344.19 : x - Step 2: Convert to fraction form
2,055,320,636.49/2,835,856,334.63 = 1,163,247,344.19/x - Step 3: Cross multiply
2,055,320,636.49x = 2,835,856,334.63 × 1,163,247,344.19 - Step 4: Simplify right side
2,055,320,636.49x = 3,298,802,349,765,643,776 - Step 5: Solve for x
x = 3,298,802,349,765,643,776/2,055,320,636.49 - Step 6: Final answer
x = 1,605,006,192.80
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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.