Finding the Fourth Proportional to 2,547,281,159,214.20, 3,821,458,437,711.20 and 826,095,289,976.42
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Solution
The fourth proportional to 2,547,281,159,214.20, 3,821,458,437,711.20 and 826,095,289,976.42 is: 1,239,316,988,945.08
Step by Step Solution
- Step 1: Write the proportion equation
2,547,281,159,214.20 : 3,821,458,437,711.20 = 826,095,289,976.42 : x - Step 2: Convert to fraction form
2,547,281,159,214.20/3,821,458,437,711.20 = 826,095,289,976.42/x - Step 3: Cross multiply
2,547,281,159,214.20x = 3,821,458,437,711.20 × 826,095,289,976.42 - Step 4: Simplify right side
2,547,281,159,214.20x = 3,156,888,816,233,871,034,023,936 - Step 5: Solve for x
x = 3,156,888,816,233,871,034,023,936/2,547,281,159,214.20 - Step 6: Final answer
x = 1,239,316,988,945.08
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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.