Finding the Fourth Proportional to 6,077,256,129.81, 8,386,433,336.87 and 3,364,644,831.11
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Solution
The fourth proportional to 6,077,256,129.81, 8,386,433,336.87 and 3,364,644,831.11 is: 4,643,110,143.07
Step by Step Solution
- Step 1: Write the proportion equation
6,077,256,129.81 : 8,386,433,336.87 = 3,364,644,831.11 : x - Step 2: Convert to fraction form
6,077,256,129.81/8,386,433,336.87 = 3,364,644,831.11/x - Step 3: Cross multiply
6,077,256,129.81x = 8,386,433,336.87 × 3,364,644,831.11 - Step 4: Simplify right side
6,077,256,129.81x = 28,217,369,578,334,134,272 - Step 5: Solve for x
x = 28,217,369,578,334,134,272/6,077,256,129.81 - Step 6: Final answer
x = 4,643,110,143.07
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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.