Finding the Fourth Proportional to 6,234,919,828.88, 8,604,120,818.41 and 3,376,990,947.06
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Solution
The fourth proportional to 6,234,919,828.88, 8,604,120,818.41 and 3,376,990,947.06 is: 4,660,210,380.99
Step by Step Solution
- Step 1: Write the proportion equation
6,234,919,828.88 : 8,604,120,818.41 = 3,376,990,947.06 : x - Step 2: Convert to fraction form
6,234,919,828.88/8,604,120,818.41 = 3,376,990,947.06/x - Step 3: Cross multiply
6,234,919,828.88x = 8,604,120,818.41 × 3,376,990,947.06 - Step 4: Simplify right side
6,234,919,828.88x = 29,056,038,111,172,603,904 - Step 5: Solve for x
x = 29,056,038,111,172,603,904/6,234,919,828.88 - Step 6: Final answer
x = 4,660,210,380.99
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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.