Finding the Fourth Proportional to 2,292,292,237.68, 3,163,344,272.08 and 1,288,714,278.44
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Solution
The fourth proportional to 2,292,292,237.68, 3,163,344,272.08 and 1,288,714,278.44 is: 1,778,415,013.60
Step by Step Solution
- Step 1: Write the proportion equation
2,292,292,237.68 : 3,163,344,272.08 = 1,288,714,278.44 : x - Step 2: Convert to fraction form
2,292,292,237.68/3,163,344,272.08 = 1,288,714,278.44/x - Step 3: Cross multiply
2,292,292,237.68x = 3,163,344,272.08 × 1,288,714,278.44 - Step 4: Simplify right side
2,292,292,237.68x = 4,076,646,931,050,884,096 - Step 5: Solve for x
x = 4,076,646,931,050,884,096/2,292,292,237.68 - Step 6: Final answer
x = 1,778,415,013.60
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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.