Finding the Fourth Proportional to 1,707,203,251.20, 2,560,536,691.20 and 542,518,256.64
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Solution
The fourth proportional to 1,707,203,251.20, 2,560,536,691.20 and 542,518,256.64 is: 813,692,160.44
Step by Step Solution
- Step 1: Write the proportion equation
1,707,203,251.20 : 2,560,536,691.20 = 542,518,256.64 : x - Step 2: Convert to fraction form
1,707,203,251.20/2,560,536,691.20 = 542,518,256.64/x - Step 3: Cross multiply
1,707,203,251.20x = 2,560,536,691.20 × 542,518,256.64 - Step 4: Simplify right side
1,707,203,251.20x = 1,389,137,901,772,577,792 - Step 5: Solve for x
x = 1,389,137,901,772,577,792/1,707,203,251.20 - Step 6: Final answer
x = 813,692,160.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.