Finding the Fourth Proportional to 2,547,606,292,278.20, 3,821,946,133,079.80 and 826,420,235,910.55
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Solution
The fourth proportional to 2,547,606,292,278.20, 3,821,946,133,079.80 and 826,420,235,910.55 is: 1,239,804,452,717.34
Step by Step Solution
- Step 1: Write the proportion equation
2,547,606,292,278.20 : 3,821,946,133,079.80 = 826,420,235,910.55 : x - Step 2: Convert to fraction form
2,547,606,292,278.20/3,821,946,133,079.80 = 826,420,235,910.55/x - Step 3: Cross multiply
2,547,606,292,278.20x = 3,821,946,133,079.80 × 826,420,235,910.55 - Step 4: Simplify right side
2,547,606,292,278.20x = 3,158,533,624,937,222,785,466,368 - Step 5: Solve for x
x = 3,158,533,624,937,222,785,466,368/2,547,606,292,278.20 - Step 6: Final answer
x = 1,239,804,452,717.34
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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.