Finding the Fourth Proportional to 7,864,535,680.71, 10,855,645,645.92 and 6,259,934,029.77
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Solution
The fourth proportional to 7,864,535,680.71, 10,855,645,645.92 and 6,259,934,029.77 is: 8,640,767,662.95
Step by Step Solution
- Step 1: Write the proportion equation
7,864,535,680.71 : 10,855,645,645.92 = 6,259,934,029.77 : x - Step 2: Convert to fraction form
7,864,535,680.71/10,855,645,645.92 = 6,259,934,029.77/x - Step 3: Cross multiply
7,864,535,680.71x = 10,855,645,645.92 × 6,259,934,029.77 - Step 4: Simplify right side
7,864,535,680.71x = 67,955,625,594,019,143,680 - Step 5: Solve for x
x = 67,955,625,594,019,143,680/7,864,535,680.71 - Step 6: Final answer
x = 8,640,767,662.95
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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.