Finding the Fourth Proportional to 2,544,832,243.20, 3,817,248,364.80 and 704,584,920.45
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Solution
The fourth proportional to 2,544,832,243.20, 3,817,248,364.80 and 704,584,920.45 is: 1,056,877,380.68
Step by Step Solution
- Step 1: Write the proportion equation
2,544,832,243.20 : 3,817,248,364.80 = 704,584,920.45 : x - Step 2: Convert to fraction form
2,544,832,243.20/3,817,248,364.80 = 704,584,920.45/x - Step 3: Cross multiply
2,544,832,243.20x = 3,817,248,364.80 × 704,584,920.45 - Step 4: Simplify right side
2,544,832,243.20x = 2,689,575,635,450,501,120 - Step 5: Solve for x
x = 2,689,575,635,450,501,120/2,544,832,243.20 - Step 6: Final answer
x = 1,056,877,380.68
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1.5x scale
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.