Finding the Fourth Proportional to 2,292,292,227.66, 3,163,344,258.30 and 1,288,714,268.43
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Solution
The fourth proportional to 2,292,292,227.66, 3,163,344,258.30 and 1,288,714,268.43 is: 1,778,414,999.81
Step by Step Solution
- Step 1: Write the proportion equation
2,292,292,227.66 : 3,163,344,258.30 = 1,288,714,268.43 : x - Step 2: Convert to fraction form
2,292,292,227.66/3,163,344,258.30 = 1,288,714,268.43/x - Step 3: Cross multiply
2,292,292,227.66x = 3,163,344,258.30 × 1,288,714,268.43 - Step 4: Simplify right side
2,292,292,227.66x = 4,076,646,881,627,325,952 - Step 5: Solve for x
x = 4,076,646,881,627,325,952/2,292,292,227.66 - Step 6: Final answer
x = 1,778,414,999.81
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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.