Finding the Fourth Proportional to 3,829,553,386.47, 5,736,285,620.15 and 2,429,817,161.09
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Solution
The fourth proportional to 3,829,553,386.47, 5,736,285,620.15 and 2,429,817,161.09 is: 3,639,621,604.43
Step by Step Solution
- Step 1: Write the proportion equation
3,829,553,386.47 : 5,736,285,620.15 = 2,429,817,161.09 : x - Step 2: Convert to fraction form
3,829,553,386.47/5,736,285,620.15 = 2,429,817,161.09/x - Step 3: Cross multiply
3,829,553,386.47x = 5,736,285,620.15 × 2,429,817,161.09 - Step 4: Simplify right side
3,829,553,386.47x = 13,938,125,240,713,433,088 - Step 5: Solve for x
x = 13,938,125,240,713,433,088/3,829,553,386.47 - Step 6: Final answer
x = 3,639,621,604.43
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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.